Home / 95,795.12-132,151.48-74,428.16

Finding the Fourth Proportional to 95,795.12, 132,151.48 and 74,428.16

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Solution

The fourth proportional to 95,795.12, 132,151.48 and 74,428.16 is: 102,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,795.12 : 132,151.48 = 74,428.16 : x
  2. Step 2: Convert to fraction form
    95,795.12/132,151.48 = 74,428.16/x
  3. Step 3: Cross multiply
    95,795.12x = 132,151.48 × 74,428.16
  4. Step 4: Simplify right side
    95,795.12x = 9,835,791,497.68
  5. Step 5: Solve for x
    x = 9,835,791,497.68/95,795.12
  6. Step 6: Final answer
    x = 102,675.29

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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.