Home / 83,119.74-124,864.14-51,553.13

Finding the Fourth Proportional to 83,119.74, 124,864.14 and 51,553.13

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Solution

The fourth proportional to 83,119.74, 124,864.14 and 51,553.13 is: 77,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,119.74 : 124,864.14 = 51,553.13 : x
  2. Step 2: Convert to fraction form
    83,119.74/124,864.14 = 51,553.13/x
  3. Step 3: Cross multiply
    83,119.74x = 124,864.14 × 51,553.13
  4. Step 4: Simplify right side
    83,119.74x = 6,437,137,241.76
  5. Step 5: Solve for x
    x = 6,437,137,241.76/83,119.74
  6. Step 6: Final answer
    x = 77,444.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.