Home / 454,207.55-681,330.15-169,869.60

Finding the Fourth Proportional to 454,207.55, 681,330.15 and 169,869.60

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Solution

The fourth proportional to 454,207.55, 681,330.15 and 169,869.60 is: 254,811.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,207.55 : 681,330.15 = 169,869.60 : x
  2. Step 2: Convert to fraction form
    454,207.55/681,330.15 = 169,869.60/x
  3. Step 3: Cross multiply
    454,207.55x = 681,330.15 × 169,869.60
  4. Step 4: Simplify right side
    454,207.55x = 115,737,280,048.44
  5. Step 5: Solve for x
    x = 115,737,280,048.44/454,207.55
  6. Step 6: Final answer
    x = 254,811.44

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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.