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Finding the Fourth Proportional to 125,884.53, 188,825.58 and 59,288.22

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Solution

The fourth proportional to 125,884.53, 188,825.58 and 59,288.22 is: 88,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,884.53 : 188,825.58 = 59,288.22 : x
  2. Step 2: Convert to fraction form
    125,884.53/188,825.58 = 59,288.22/x
  3. Step 3: Cross multiply
    125,884.53x = 188,825.58 × 59,288.22
  4. Step 4: Simplify right side
    125,884.53x = 11,195,132,528.67
  5. Step 5: Solve for x
    x = 11,195,132,528.67/125,884.53
  6. Step 6: Final answer
    x = 88,931.76

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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.