Home / 179,704.98-247,988.91-99,132.57

Finding the Fourth Proportional to 179,704.98, 247,988.91 and 99,132.57

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Solution

The fourth proportional to 179,704.98, 247,988.91 and 99,132.57 is: 136,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,704.98 : 247,988.91 = 99,132.57 : x
  2. Step 2: Convert to fraction form
    179,704.98/247,988.91 = 99,132.57/x
  3. Step 3: Cross multiply
    179,704.98x = 247,988.91 × 99,132.57
  4. Step 4: Simplify right side
    179,704.98x = 24,583,777,979.80
  5. Step 5: Solve for x
    x = 24,583,777,979.80/179,704.98
  6. Step 6: Final answer
    x = 136,800.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.