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Finding the Fourth Proportional to 94,221.92, 130,025.84 and 53,935.52

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Solution

The fourth proportional to 94,221.92, 130,025.84 and 53,935.52 is: 74,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,221.92 : 130,025.84 = 53,935.52 : x
  2. Step 2: Convert to fraction form
    94,221.92/130,025.84 = 53,935.52/x
  3. Step 3: Cross multiply
    94,221.92x = 130,025.84 × 53,935.52
  4. Step 4: Simplify right side
    94,221.92x = 7,013,011,293.84
  5. Step 5: Solve for x
    x = 7,013,011,293.84/94,221.92
  6. Step 6: Final answer
    x = 74,430.78

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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.