Home / 123,366.17-170,253.19-69,631.58

Finding the Fourth Proportional to 123,366.17, 170,253.19 and 69,631.58

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Solution

The fourth proportional to 123,366.17, 170,253.19 and 69,631.58 is: 96,096.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,366.17 : 170,253.19 = 69,631.58 : x
  2. Step 2: Convert to fraction form
    123,366.17/170,253.19 = 69,631.58/x
  3. Step 3: Cross multiply
    123,366.17x = 170,253.19 × 69,631.58
  4. Step 4: Simplify right side
    123,366.17x = 11,854,999,132.41
  5. Step 5: Solve for x
    x = 11,854,999,132.41/123,366.17
  6. Step 6: Final answer
    x = 96,096.03

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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.