Home / 131,839.38-197,756.98-32,000.40

Finding the Fourth Proportional to 131,839.38, 197,756.98 and 32,000.40

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Solution

The fourth proportional to 131,839.38, 197,756.98 and 32,000.40 is: 48,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,839.38 : 197,756.98 = 32,000.40 : x
  2. Step 2: Convert to fraction form
    131,839.38/197,756.98 = 32,000.40/x
  3. Step 3: Cross multiply
    131,839.38x = 197,756.98 × 32,000.40
  4. Step 4: Simplify right side
    131,839.38x = 6,328,302,462.79
  5. Step 5: Solve for x
    x = 6,328,302,462.79/131,839.38
  6. Step 6: Final answer
    x = 48,000.09

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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.