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Finding the Fourth Proportional to 126,594, 189,862.76 and 37,835.97

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Solution

The fourth proportional to 126,594, 189,862.76 and 37,835.97 is: 56,745.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,594 : 189,862.76 = 37,835.97 : x
  2. Step 2: Convert to fraction form
    126,594/189,862.76 = 37,835.97/x
  3. Step 3: Cross multiply
    126,594x = 189,862.76 × 37,835.97
  4. Step 4: Simplify right side
    126,594x = 7,183,641,502.30
  5. Step 5: Solve for x
    x = 7,183,641,502.30/126,594
  6. Step 6: Final answer
    x = 56,745.51

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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.