Home / 163,037.10-244,446.30-74,244.90

Finding the Fourth Proportional to 163,037.10, 244,446.30 and 74,244.90

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Solution

The fourth proportional to 163,037.10, 244,446.30 and 74,244.90 is: 111,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,037.10 : 244,446.30 = 74,244.90 : x
  2. Step 2: Convert to fraction form
    163,037.10/244,446.30 = 74,244.90/x
  3. Step 3: Cross multiply
    163,037.10x = 244,446.30 × 74,244.90
  4. Step 4: Simplify right side
    163,037.10x = 18,148,891,098.87
  5. Step 5: Solve for x
    x = 18,148,891,098.87/163,037.10
  6. Step 6: Final answer
    x = 111,317.55

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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.