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Finding the Fourth Proportional to 124,053.62, 171,192.39 and 67,463.78

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Solution

The fourth proportional to 124,053.62, 171,192.39 and 67,463.78 is: 93,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,053.62 : 171,192.39 = 67,463.78 : x
  2. Step 2: Convert to fraction form
    124,053.62/171,192.39 = 67,463.78/x
  3. Step 3: Cross multiply
    124,053.62x = 171,192.39 × 67,463.78
  4. Step 4: Simplify right side
    124,053.62x = 11,549,285,736.63
  5. Step 5: Solve for x
    x = 11,549,285,736.63/124,053.62
  6. Step 6: Final answer
    x = 93,099.14

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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.