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Finding the Fourth Proportional to 71,802.50, 99,089.73 and 44,936.42

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Solution

The fourth proportional to 71,802.50, 99,089.73 and 44,936.42 is: 62,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,802.50 : 99,089.73 = 44,936.42 : x
  2. Step 2: Convert to fraction form
    71,802.50/99,089.73 = 44,936.42/x
  3. Step 3: Cross multiply
    71,802.50x = 99,089.73 × 44,936.42
  4. Step 4: Simplify right side
    71,802.50x = 4,452,737,724.97
  5. Step 5: Solve for x
    x = 4,452,737,724.97/71,802.50
  6. Step 6: Final answer
    x = 62,013.69

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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.