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Finding the Fourth Proportional to 159,950.16, 239,902.92 and 87,925.68

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Solution

The fourth proportional to 159,950.16, 239,902.92 and 87,925.68 is: 131,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,950.16 : 239,902.92 = 87,925.68 : x
  2. Step 2: Convert to fraction form
    159,950.16/239,902.92 = 87,925.68/x
  3. Step 3: Cross multiply
    159,950.16x = 239,902.92 × 87,925.68
  4. Step 4: Simplify right side
    159,950.16x = 21,093,627,374.99
  5. Step 5: Solve for x
    x = 21,093,627,374.99/159,950.16
  6. Step 6: Final answer
    x = 131,876.25

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1.5x scale

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.