Home / 199,281.96-275,000.58-108,635.76

Finding the Fourth Proportional to 199,281.96, 275,000.58 and 108,635.76

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Solution

The fourth proportional to 199,281.96, 275,000.58 and 108,635.76 is: 149,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,281.96 : 275,000.58 = 108,635.76 : x
  2. Step 2: Convert to fraction form
    199,281.96/275,000.58 = 108,635.76/x
  3. Step 3: Cross multiply
    199,281.96x = 275,000.58 × 108,635.76
  4. Step 4: Simplify right side
    199,281.96x = 29,874,897,008.74
  5. Step 5: Solve for x
    x = 29,874,897,008.74/199,281.96
  6. Step 6: Final answer
    x = 149,912.70

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1.5x scale

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.