Home / 56,176.75-77,523.48-30,683.12

Finding the Fourth Proportional to 56,176.75, 77,523.48 and 30,683.12

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Solution

The fourth proportional to 56,176.75, 77,523.48 and 30,683.12 is: 42,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176.75 : 77,523.48 = 30,683.12 : x
  2. Step 2: Convert to fraction form
    56,176.75/77,523.48 = 30,683.12/x
  3. Step 3: Cross multiply
    56,176.75x = 77,523.48 × 30,683.12
  4. Step 4: Simplify right side
    56,176.75x = 2,378,661,852.04
  5. Step 5: Solve for x
    x = 2,378,661,852.04/56,176.75
  6. Step 6: Final answer
    x = 42,342.46

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Half scale
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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.