Home / 124,217.32-171,422.98-67,631.80

Finding the Fourth Proportional to 124,217.32, 171,422.98 and 67,631.80

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Solution

The fourth proportional to 124,217.32, 171,422.98 and 67,631.80 is: 93,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.32 : 171,422.98 = 67,631.80 : x
  2. Step 2: Convert to fraction form
    124,217.32/171,422.98 = 67,631.80/x
  3. Step 3: Cross multiply
    124,217.32x = 171,422.98 × 67,631.80
  4. Step 4: Simplify right side
    124,217.32x = 11,593,644,698.76
  5. Step 5: Solve for x
    x = 11,593,644,698.76/124,217.32
  6. Step 6: Final answer
    x = 93,333.56

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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.