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Finding the Fourth Proportional to 96,313.92, 132,925.80 and 53,881.20

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Solution

The fourth proportional to 96,313.92, 132,925.80 and 53,881.20 is: 74,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,313.92 : 132,925.80 = 53,881.20 : x
  2. Step 2: Convert to fraction form
    96,313.92/132,925.80 = 53,881.20/x
  3. Step 3: Cross multiply
    96,313.92x = 132,925.80 × 53,881.20
  4. Step 4: Simplify right side
    96,313.92x = 7,162,201,614.96
  5. Step 5: Solve for x
    x = 7,162,201,614.96/96,313.92
  6. Step 6: Final answer
    x = 74,363.10

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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.