Home / 67,104.18-100,659.33-47,470.50

Finding the Fourth Proportional to 67,104.18, 100,659.33 and 47,470.50

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Solution

The fourth proportional to 67,104.18, 100,659.33 and 47,470.50 is: 71,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,104.18 : 100,659.33 = 47,470.50 : x
  2. Step 2: Convert to fraction form
    67,104.18/100,659.33 = 47,470.50/x
  3. Step 3: Cross multiply
    67,104.18x = 100,659.33 × 47,470.50
  4. Step 4: Simplify right side
    67,104.18x = 4,778,348,724.77
  5. Step 5: Solve for x
    x = 4,778,348,724.77/67,104.18
  6. Step 6: Final answer
    x = 71,207.91

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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.