Home / 132,581.46-198,903.28-43,834.92

Finding the Fourth Proportional to 132,581.46, 198,903.28 and 43,834.92

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Solution

The fourth proportional to 132,581.46, 198,903.28 and 43,834.92 is: 65,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,581.46 : 198,903.28 = 43,834.92 : x
  2. Step 2: Convert to fraction form
    132,581.46/198,903.28 = 43,834.92/x
  3. Step 3: Cross multiply
    132,581.46x = 198,903.28 × 43,834.92
  4. Step 4: Simplify right side
    132,581.46x = 8,718,909,366.54
  5. Step 5: Solve for x
    x = 8,718,909,366.54/132,581.46
  6. Step 6: Final answer
    x = 65,762.66

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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.