Home / 132,331.77-198,447.93-48,071.12

Finding the Fourth Proportional to 132,331.77, 198,447.93 and 48,071.12

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Solution

The fourth proportional to 132,331.77, 198,447.93 and 48,071.12 is: 72,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,331.77 : 198,447.93 = 48,071.12 : x
  2. Step 2: Convert to fraction form
    132,331.77/198,447.93 = 48,071.12/x
  3. Step 3: Cross multiply
    132,331.77x = 198,447.93 × 48,071.12
  4. Step 4: Simplify right side
    132,331.77x = 9,539,613,264.54
  5. Step 5: Solve for x
    x = 9,539,613,264.54/132,331.77
  6. Step 6: Final answer
    x = 72,088.61

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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.