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Finding the Fourth Proportional to 193,158.30, 289,737.45 and 88,182.30

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Solution

The fourth proportional to 193,158.30, 289,737.45 and 88,182.30 is: 132,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,158.30 : 289,737.45 = 88,182.30 : x
  2. Step 2: Convert to fraction form
    193,158.30/289,737.45 = 88,182.30/x
  3. Step 3: Cross multiply
    193,158.30x = 289,737.45 × 88,182.30
  4. Step 4: Simplify right side
    193,158.30x = 25,549,714,737.14
  5. Step 5: Solve for x
    x = 25,549,714,737.14/193,158.30
  6. Step 6: Final answer
    x = 132,273.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.