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Finding the Fourth Proportional to 58,965.20, 88,329.24 and 29,293.20

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Solution

The fourth proportional to 58,965.20, 88,329.24 and 29,293.20 is: 43,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,965.20 : 88,329.24 = 29,293.20 : x
  2. Step 2: Convert to fraction form
    58,965.20/88,329.24 = 29,293.20/x
  3. Step 3: Cross multiply
    58,965.20x = 88,329.24 × 29,293.20
  4. Step 4: Simplify right side
    58,965.20x = 2,587,446,093.17
  5. Step 5: Solve for x
    x = 2,587,446,093.17/58,965.20
  6. Step 6: Final answer
    x = 43,880.90

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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.