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Finding the Fourth Proportional to 98,457.52, 147,723.18 and 59,042.92

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Solution

The fourth proportional to 98,457.52, 147,723.18 and 59,042.92 is: 88,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,457.52 : 147,723.18 = 59,042.92 : x
  2. Step 2: Convert to fraction form
    98,457.52/147,723.18 = 59,042.92/x
  3. Step 3: Cross multiply
    98,457.52x = 147,723.18 × 59,042.92
  4. Step 4: Simplify right side
    98,457.52x = 8,722,007,898.89
  5. Step 5: Solve for x
    x = 8,722,007,898.89/98,457.52
  6. Step 6: Final answer
    x = 88,586.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.