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Finding the Fourth Proportional to 71,737.00, 98,996.59 and 39,473.58

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Solution

The fourth proportional to 71,737.00, 98,996.59 and 39,473.58 is: 54,473.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,737.00 : 98,996.59 = 39,473.58 : x
  2. Step 2: Convert to fraction form
    71,737.00/98,996.59 = 39,473.58/x
  3. Step 3: Cross multiply
    71,737.00x = 98,996.59 × 39,473.58
  4. Step 4: Simplify right side
    71,737.00x = 3,907,750,235.67
  5. Step 5: Solve for x
    x = 3,907,750,235.67/71,737.00
  6. Step 6: Final answer
    x = 54,473.29

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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.