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Finding the Fourth Proportional to 76,129.03, 114,193.03 and 59,503.04

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Solution

The fourth proportional to 76,129.03, 114,193.03 and 59,503.04 is: 89,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,129.03 : 114,193.03 = 59,503.04 : x
  2. Step 2: Convert to fraction form
    76,129.03/114,193.03 = 59,503.04/x
  3. Step 3: Cross multiply
    76,129.03x = 114,193.03 × 59,503.04
  4. Step 4: Simplify right side
    76,129.03x = 6,794,832,649.96
  5. Step 5: Solve for x
    x = 6,794,832,649.96/76,129.03
  6. Step 6: Final answer
    x = 89,254.16

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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.