Home / 96,757.92-133,516.80-54,308.16

Finding the Fourth Proportional to 96,757.92, 133,516.80 and 54,308.16

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Solution

The fourth proportional to 96,757.92, 133,516.80 and 54,308.16 is: 74,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,757.92 : 133,516.80 = 54,308.16 : x
  2. Step 2: Convert to fraction form
    96,757.92/133,516.80 = 54,308.16/x
  3. Step 3: Cross multiply
    96,757.92x = 133,516.80 × 54,308.16
  4. Step 4: Simplify right side
    96,757.92x = 7,251,051,737.09
  5. Step 5: Solve for x
    x = 7,251,051,737.09/96,757.92
  6. Step 6: Final answer
    x = 74,940.14

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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.