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Finding the Fourth Proportional to 52,752.81, 72,799.78 and 32,609.17

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Solution

The fourth proportional to 52,752.81, 72,799.78 and 32,609.17 is: 45,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,752.81 : 72,799.78 = 32,609.17 : x
  2. Step 2: Convert to fraction form
    52,752.81/72,799.78 = 32,609.17/x
  3. Step 3: Cross multiply
    52,752.81x = 72,799.78 × 32,609.17
  4. Step 4: Simplify right side
    52,752.81x = 2,373,940,401.98
  5. Step 5: Solve for x
    x = 2,373,940,401.98/52,752.81
  6. Step 6: Final answer
    x = 45,001.21

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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.