Home / 132,552.24-198,828.36-48,318.72

Finding the Fourth Proportional to 132,552.24, 198,828.36 and 48,318.72

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Solution

The fourth proportional to 132,552.24, 198,828.36 and 48,318.72 is: 72,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,552.24 : 198,828.36 = 48,318.72 : x
  2. Step 2: Convert to fraction form
    132,552.24/198,828.36 = 48,318.72/x
  3. Step 3: Cross multiply
    132,552.24x = 198,828.36 × 48,318.72
  4. Step 4: Simplify right side
    132,552.24x = 9,607,131,854.90
  5. Step 5: Solve for x
    x = 9,607,131,854.90/132,552.24
  6. Step 6: Final answer
    x = 72,478.08

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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.