Home / 113,423.43-156,524.88-62,441.28

Finding the Fourth Proportional to 113,423.43, 156,524.88 and 62,441.28

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Solution

The fourth proportional to 113,423.43, 156,524.88 and 62,441.28 is: 86,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,423.43 : 156,524.88 = 62,441.28 : x
  2. Step 2: Convert to fraction form
    113,423.43/156,524.88 = 62,441.28/x
  3. Step 3: Cross multiply
    113,423.43x = 156,524.88 × 62,441.28
  4. Step 4: Simplify right side
    113,423.43x = 9,773,613,859.05
  5. Step 5: Solve for x
    x = 9,773,613,859.05/113,423.43
  6. Step 6: Final answer
    x = 86,169.27

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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.