Home / 124,192.72-171,385.14-67,605.04

Finding the Fourth Proportional to 124,192.72, 171,385.14 and 67,605.04

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Solution

The fourth proportional to 124,192.72, 171,385.14 and 67,605.04 is: 93,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,192.72 : 171,385.14 = 67,605.04 : x
  2. Step 2: Convert to fraction form
    124,192.72/171,385.14 = 67,605.04/x
  3. Step 3: Cross multiply
    124,192.72x = 171,385.14 × 67,605.04
  4. Step 4: Simplify right side
    124,192.72x = 11,586,499,245.11
  5. Step 5: Solve for x
    x = 11,586,499,245.11/124,192.72
  6. Step 6: Final answer
    x = 93,294.51

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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.