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Finding the Fourth Proportional to 126,254.82, 189,349.82 and 37,487.73

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Solution

The fourth proportional to 126,254.82, 189,349.82 and 37,487.73 is: 56,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,254.82 : 189,349.82 = 37,487.73 : x
  2. Step 2: Convert to fraction form
    126,254.82/189,349.82 = 37,487.73/x
  3. Step 3: Cross multiply
    126,254.82x = 189,349.82 × 37,487.73
  4. Step 4: Simplify right side
    126,254.82x = 7,098,294,927.71
  5. Step 5: Solve for x
    x = 7,098,294,927.71/126,254.82
  6. Step 6: Final answer
    x = 56,221.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.