Home / 40,822.11-61,176.12-22,061.70

Finding the Fourth Proportional to 40,822.11, 61,176.12 and 22,061.70

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Solution

The fourth proportional to 40,822.11, 61,176.12 and 22,061.70 is: 33,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,822.11 : 61,176.12 = 22,061.70 : x
  2. Step 2: Convert to fraction form
    40,822.11/61,176.12 = 22,061.70/x
  3. Step 3: Cross multiply
    40,822.11x = 61,176.12 × 22,061.70
  4. Step 4: Simplify right side
    40,822.11x = 1,349,649,206.60
  5. Step 5: Solve for x
    x = 1,349,649,206.60/40,822.11
  6. Step 6: Final answer
    x = 33,061.72

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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.