Home / 99,205.29-148,652.39-84,353.13

Finding the Fourth Proportional to 99,205.29, 148,652.39 and 84,353.13

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Solution

The fourth proportional to 99,205.29, 148,652.39 and 84,353.13 is: 126,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,205.29 : 148,652.39 = 84,353.13 : x
  2. Step 2: Convert to fraction form
    99,205.29/148,652.39 = 84,353.13/x
  3. Step 3: Cross multiply
    99,205.29x = 148,652.39 × 84,353.13
  4. Step 4: Simplify right side
    99,205.29x = 12,539,293,956.72
  5. Step 5: Solve for x
    x = 12,539,293,956.72/99,205.29
  6. Step 6: Final answer
    x = 126,397.43

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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.