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Finding the Fourth Proportional to 52,635.68, 72,637.68 and 29,973.56

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Solution

The fourth proportional to 52,635.68, 72,637.68 and 29,973.56 is: 41,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,635.68 : 72,637.68 = 29,973.56 : x
  2. Step 2: Convert to fraction form
    52,635.68/72,637.68 = 29,973.56/x
  3. Step 3: Cross multiply
    52,635.68x = 72,637.68 × 29,973.56
  4. Step 4: Simplify right side
    52,635.68x = 2,177,209,859.74
  5. Step 5: Solve for x
    x = 2,177,209,859.74/52,635.68
  6. Step 6: Final answer
    x = 41,363.76

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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.