Home / 132,403.77-198,543.08-48,105.14

Finding the Fourth Proportional to 132,403.77, 198,543.08 and 48,105.14

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Solution

The fourth proportional to 132,403.77, 198,543.08 and 48,105.14 is: 72,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,403.77 : 198,543.08 = 48,105.14 : x
  2. Step 2: Convert to fraction form
    132,403.77/198,543.08 = 48,105.14/x
  3. Step 3: Cross multiply
    132,403.77x = 198,543.08 × 48,105.14
  4. Step 4: Simplify right side
    132,403.77x = 9,550,941,426.19
  5. Step 5: Solve for x
    x = 9,550,941,426.19/132,403.77
  6. Step 6: Final answer
    x = 72,134.97

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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.