Home / 99,304.22-148,909.50-36,079.76

Finding the Fourth Proportional to 99,304.22, 148,909.50 and 36,079.76

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Solution

The fourth proportional to 99,304.22, 148,909.50 and 36,079.76 is: 54,102.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,304.22 : 148,909.50 = 36,079.76 : x
  2. Step 2: Convert to fraction form
    99,304.22/148,909.50 = 36,079.76/x
  3. Step 3: Cross multiply
    99,304.22x = 148,909.50 × 36,079.76
  4. Step 4: Simplify right side
    99,304.22x = 5,372,619,021.72
  5. Step 5: Solve for x
    x = 5,372,619,021.72/99,304.22
  6. Step 6: Final answer
    x = 54,102.63

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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.