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Finding the Fourth Proportional to 104,752.64, 144,542.40 and 60,032

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Solution

The fourth proportional to 104,752.64, 144,542.40 and 60,032 is: 82,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,752.64 : 144,542.40 = 60,032 : x
  2. Step 2: Convert to fraction form
    104,752.64/144,542.40 = 60,032/x
  3. Step 3: Cross multiply
    104,752.64x = 144,542.40 × 60,032
  4. Step 4: Simplify right side
    104,752.64x = 8,677,169,356.80
  5. Step 5: Solve for x
    x = 8,677,169,356.80/104,752.64
  6. Step 6: Final answer
    x = 82,834.85

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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.