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Finding the Fourth Proportional to 159,703.92, 239,596.92 and 59,865.48

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Solution

The fourth proportional to 159,703.92, 239,596.92 and 59,865.48 is: 89,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,703.92 : 239,596.92 = 59,865.48 : x
  2. Step 2: Convert to fraction form
    159,703.92/239,596.92 = 59,865.48/x
  3. Step 3: Cross multiply
    159,703.92x = 239,596.92 × 59,865.48
  4. Step 4: Simplify right side
    159,703.92x = 14,343,584,622.32
  5. Step 5: Solve for x
    x = 14,343,584,622.32/159,703.92
  6. Step 6: Final answer
    x = 89,813.60

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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.