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Finding the Fourth Proportional to 73,532.58, 101,474.01 and 39,998.58

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Solution

The fourth proportional to 73,532.58, 101,474.01 and 39,998.58 is: 55,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,532.58 : 101,474.01 = 39,998.58 : x
  2. Step 2: Convert to fraction form
    73,532.58/101,474.01 = 39,998.58/x
  3. Step 3: Cross multiply
    73,532.58x = 101,474.01 × 39,998.58
  4. Step 4: Simplify right side
    73,532.58x = 4,058,816,306.91
  5. Step 5: Solve for x
    x = 4,058,816,306.91/73,532.58
  6. Step 6: Final answer
    x = 55,197.52

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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.