Home / 56,377.49-77,781.61-32,161.05

Finding the Fourth Proportional to 56,377.49, 77,781.61 and 32,161.05

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Solution

The fourth proportional to 56,377.49, 77,781.61 and 32,161.05 is: 44,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,377.49 : 77,781.61 = 32,161.05 : x
  2. Step 2: Convert to fraction form
    56,377.49/77,781.61 = 32,161.05/x
  3. Step 3: Cross multiply
    56,377.49x = 77,781.61 × 32,161.05
  4. Step 4: Simplify right side
    56,377.49x = 2,501,538,248.29
  5. Step 5: Solve for x
    x = 2,501,538,248.29/56,377.49
  6. Step 6: Final answer
    x = 44,371.22

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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.