Home / 29,101.76-40,159.55-16,354.66

Finding the Fourth Proportional to 29,101.76, 40,159.55 and 16,354.66

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Solution

The fourth proportional to 29,101.76, 40,159.55 and 16,354.66 is: 22,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101.76 : 40,159.55 = 16,354.66 : x
  2. Step 2: Convert to fraction form
    29,101.76/40,159.55 = 16,354.66/x
  3. Step 3: Cross multiply
    29,101.76x = 40,159.55 × 16,354.66
  4. Step 4: Simplify right side
    29,101.76x = 656,795,709.79
  5. Step 5: Solve for x
    x = 656,795,709.79/29,101.76
  6. Step 6: Final answer
    x = 22,568.94

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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.