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Finding the Fourth Proportional to 159,699.42, 239,590.17 and 59,860.98

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Solution

The fourth proportional to 159,699.42, 239,590.17 and 59,860.98 is: 89,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,699.42 : 239,590.17 = 59,860.98 : x
  2. Step 2: Convert to fraction form
    159,699.42/239,590.17 = 59,860.98/x
  3. Step 3: Cross multiply
    159,699.42x = 239,590.17 × 59,860.98
  4. Step 4: Simplify right side
    159,699.42x = 14,342,102,374.57
  5. Step 5: Solve for x
    x = 14,342,102,374.57/159,699.42
  6. Step 6: Final answer
    x = 89,806.85

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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.