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Finding the Fourth Proportional to 101,217.92, 151,779.90 and 59,110.48

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Solution

The fourth proportional to 101,217.92, 151,779.90 and 59,110.48 is: 88,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,217.92 : 151,779.90 = 59,110.48 : x
  2. Step 2: Convert to fraction form
    101,217.92/151,779.90 = 59,110.48/x
  3. Step 3: Cross multiply
    101,217.92x = 151,779.90 × 59,110.48
  4. Step 4: Simplify right side
    101,217.92x = 8,971,782,743.35
  5. Step 5: Solve for x
    x = 8,971,782,743.35/101,217.92
  6. Step 6: Final answer
    x = 88,638.28

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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.