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Finding the Fourth Proportional to 125,752.68, 188,588.52 and 41,493.24

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Solution

The fourth proportional to 125,752.68, 188,588.52 and 41,493.24 is: 62,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,752.68 : 188,588.52 = 41,493.24 : x
  2. Step 2: Convert to fraction form
    125,752.68/188,588.52 = 41,493.24/x
  3. Step 3: Cross multiply
    125,752.68x = 188,588.52 × 41,493.24
  4. Step 4: Simplify right side
    125,752.68x = 7,825,148,721.60
  5. Step 5: Solve for x
    x = 7,825,148,721.60/125,752.68
  6. Step 6: Final answer
    x = 62,226.50

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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.