Home / 56,167.66-77,511.51-30,674.23

Finding the Fourth Proportional to 56,167.66, 77,511.51 and 30,674.23

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Solution

The fourth proportional to 56,167.66, 77,511.51 and 30,674.23 is: 42,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.66 : 77,511.51 = 30,674.23 : x
  2. Step 2: Convert to fraction form
    56,167.66/77,511.51 = 30,674.23/x
  3. Step 3: Cross multiply
    56,167.66x = 77,511.51 × 30,674.23
  4. Step 4: Simplify right side
    56,167.66x = 2,377,605,885.39
  5. Step 5: Solve for x
    x = 2,377,605,885.39/56,167.66
  6. Step 6: Final answer
    x = 42,330.51

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Half scale
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Double scale
Find fourth proportional to 56,168.66, 77,512.89 and 30,675.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.