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Finding the Fourth Proportional to 159,575.19, 239,368.86 and 59,724.87

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Solution

The fourth proportional to 159,575.19, 239,368.86 and 59,724.87 is: 89,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,575.19 : 239,368.86 = 59,724.87 : x
  2. Step 2: Convert to fraction form
    159,575.19/239,368.86 = 59,724.87/x
  3. Step 3: Cross multiply
    159,575.19x = 239,368.86 × 59,724.87
  4. Step 4: Simplify right side
    159,575.19x = 14,296,274,045.55
  5. Step 5: Solve for x
    x = 14,296,274,045.55/159,575.19
  6. Step 6: Final answer
    x = 89,589.58

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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.