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Finding the Fourth Proportional to 125,894.13, 188,748.72 and 59,296.74

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Solution

The fourth proportional to 125,894.13, 188,748.72 and 59,296.74 is: 88,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,894.13 : 188,748.72 = 59,296.74 : x
  2. Step 2: Convert to fraction form
    125,894.13/188,748.72 = 59,296.74/x
  3. Step 3: Cross multiply
    125,894.13x = 188,748.72 × 59,296.74
  4. Step 4: Simplify right side
    125,894.13x = 11,192,183,775.17
  5. Step 5: Solve for x
    x = 11,192,183,775.17/125,894.13
  6. Step 6: Final answer
    x = 88,901.55

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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.