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Finding the Fourth Proportional to 159,540.96, 239,352.95 and 59,709

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Solution

The fourth proportional to 159,540.96, 239,352.95 and 59,709 is: 89,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,540.96 : 239,352.95 = 59,709 : x
  2. Step 2: Convert to fraction form
    159,540.96/239,352.95 = 59,709/x
  3. Step 3: Cross multiply
    159,540.96x = 239,352.95 × 59,709
  4. Step 4: Simplify right side
    159,540.96x = 14,291,525,440.82
  5. Step 5: Solve for x
    x = 14,291,525,440.82/159,540.96
  6. Step 6: Final answer
    x = 89,579.04

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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.