Home / 67,657.20-93,367.04-37,443.80

Finding the Fourth Proportional to 67,657.20, 93,367.04 and 37,443.80

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Solution

The fourth proportional to 67,657.20, 93,367.04 and 37,443.80 is: 51,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,657.20 : 93,367.04 = 37,443.80 : x
  2. Step 2: Convert to fraction form
    67,657.20/93,367.04 = 37,443.80/x
  3. Step 3: Cross multiply
    67,657.20x = 93,367.04 × 37,443.80
  4. Step 4: Simplify right side
    67,657.20x = 3,496,016,772.35
  5. Step 5: Solve for x
    x = 3,496,016,772.35/67,657.20
  6. Step 6: Final answer
    x = 51,672.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.