Home / 69,931.17-96,505.02-38,100.06

Finding the Fourth Proportional to 69,931.17, 96,505.02 and 38,100.06

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Solution

The fourth proportional to 69,931.17, 96,505.02 and 38,100.06 is: 52,578.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,931.17 : 96,505.02 = 38,100.06 : x
  2. Step 2: Convert to fraction form
    69,931.17/96,505.02 = 38,100.06/x
  3. Step 3: Cross multiply
    69,931.17x = 96,505.02 × 38,100.06
  4. Step 4: Simplify right side
    69,931.17x = 3,676,847,052.30
  5. Step 5: Solve for x
    x = 3,676,847,052.30/69,931.17
  6. Step 6: Final answer
    x = 52,578.09

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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.