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Finding the Fourth Proportional to 52,503.12, 72,451.56 and 29,839.08

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Solution

The fourth proportional to 52,503.12, 72,451.56 and 29,839.08 is: 41,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503.12 : 72,451.56 = 29,839.08 : x
  2. Step 2: Convert to fraction form
    52,503.12/72,451.56 = 29,839.08/x
  3. Step 3: Cross multiply
    52,503.12x = 72,451.56 × 29,839.08
  4. Step 4: Simplify right side
    52,503.12x = 2,161,887,894.96
  5. Step 5: Solve for x
    x = 2,161,887,894.96/52,503.12
  6. Step 6: Final answer
    x = 41,176.37

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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.