Home / 124,220.17-171,423.30-67,630.33

Finding the Fourth Proportional to 124,220.17, 171,423.30 and 67,630.33

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Solution

The fourth proportional to 124,220.17, 171,423.30 and 67,630.33 is: 93,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,220.17 : 171,423.30 = 67,630.33 : x
  2. Step 2: Convert to fraction form
    124,220.17/171,423.30 = 67,630.33/x
  3. Step 3: Cross multiply
    124,220.17x = 171,423.30 × 67,630.33
  4. Step 4: Simplify right side
    124,220.17x = 11,593,414,348.69
  5. Step 5: Solve for x
    x = 11,593,414,348.69/124,220.17
  6. Step 6: Final answer
    x = 93,329.56

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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.