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Finding the Fourth Proportional to 159,545.76, 239,093.01 and 88,499.67

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Solution

The fourth proportional to 159,545.76, 239,093.01 and 88,499.67 is: 132,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,545.76 : 239,093.01 = 88,499.67 : x
  2. Step 2: Convert to fraction form
    159,545.76/239,093.01 = 88,499.67/x
  3. Step 3: Cross multiply
    159,545.76x = 239,093.01 × 88,499.67
  4. Step 4: Simplify right side
    159,545.76x = 21,159,652,484.31
  5. Step 5: Solve for x
    x = 21,159,652,484.31/159,545.76
  6. Step 6: Final answer
    x = 132,624.35

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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.