Home / 99,353.91-148,999.26-32,781.63

Finding the Fourth Proportional to 99,353.91, 148,999.26 and 32,781.63

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Solution

The fourth proportional to 99,353.91, 148,999.26 and 32,781.63 is: 49,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,353.91 : 148,999.26 = 32,781.63 : x
  2. Step 2: Convert to fraction form
    99,353.91/148,999.26 = 32,781.63/x
  3. Step 3: Cross multiply
    99,353.91x = 148,999.26 × 32,781.63
  4. Step 4: Simplify right side
    99,353.91x = 4,884,438,611.59
  5. Step 5: Solve for x
    x = 4,884,438,611.59/99,353.91
  6. Step 6: Final answer
    x = 49,162.02

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1.5x scale

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.