Home / 129,060.40-193,615.08-44,817.28

Finding the Fourth Proportional to 129,060.40, 193,615.08 and 44,817.28

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Solution

The fourth proportional to 129,060.40, 193,615.08 and 44,817.28 is: 67,234.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,060.40 : 193,615.08 = 44,817.28 : x
  2. Step 2: Convert to fraction form
    129,060.40/193,615.08 = 44,817.28/x
  3. Step 3: Cross multiply
    129,060.40x = 193,615.08 × 44,817.28
  4. Step 4: Simplify right side
    129,060.40x = 8,677,301,252.58
  5. Step 5: Solve for x
    x = 8,677,301,252.58/129,060.40
  6. Step 6: Final answer
    x = 67,234.42

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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.