Home / 101,538.67-140,160.17-59,097.20

Finding the Fourth Proportional to 101,538.67, 140,160.17 and 59,097.20

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Solution

The fourth proportional to 101,538.67, 140,160.17 and 59,097.20 is: 81,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,538.67 : 140,160.17 = 59,097.20 : x
  2. Step 2: Convert to fraction form
    101,538.67/140,160.17 = 59,097.20/x
  3. Step 3: Cross multiply
    101,538.67x = 140,160.17 × 59,097.20
  4. Step 4: Simplify right side
    101,538.67x = 8,283,073,598.52
  5. Step 5: Solve for x
    x = 8,283,073,598.52/101,538.67
  6. Step 6: Final answer
    x = 81,575.56

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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.