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Finding the Fourth Proportional to 126,693.68, 174,694.20 and 94,760.24

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Solution

The fourth proportional to 126,693.68, 174,694.20 and 94,760.24 is: 130,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,693.68 : 174,694.20 = 94,760.24 : x
  2. Step 2: Convert to fraction form
    126,693.68/174,694.20 = 94,760.24/x
  3. Step 3: Cross multiply
    126,693.68x = 174,694.20 × 94,760.24
  4. Step 4: Simplify right side
    126,693.68x = 16,554,064,318.61
  5. Step 5: Solve for x
    x = 16,554,064,318.61/126,693.68
  6. Step 6: Final answer
    x = 130,662.12

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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.