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Finding the Fourth Proportional to 73,666.50, 110,532.54 and 38,597.96

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Solution

The fourth proportional to 73,666.50, 110,532.54 and 38,597.96 is: 57,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,666.50 : 110,532.54 = 38,597.96 : x
  2. Step 2: Convert to fraction form
    73,666.50/110,532.54 = 38,597.96/x
  3. Step 3: Cross multiply
    73,666.50x = 110,532.54 × 38,597.96
  4. Step 4: Simplify right side
    73,666.50x = 4,266,330,557.62
  5. Step 5: Solve for x
    x = 4,266,330,557.62/73,666.50
  6. Step 6: Final answer
    x = 57,914.12

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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.