Home / 104,861.56-157,291.38-42,517.24

Finding the Fourth Proportional to 104,861.56, 157,291.38 and 42,517.24

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Solution

The fourth proportional to 104,861.56, 157,291.38 and 42,517.24 is: 63,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,861.56 : 157,291.38 = 42,517.24 : x
  2. Step 2: Convert to fraction form
    104,861.56/157,291.38 = 42,517.24/x
  3. Step 3: Cross multiply
    104,861.56x = 157,291.38 × 42,517.24
  4. Step 4: Simplify right side
    104,861.56x = 6,687,595,353.39
  5. Step 5: Solve for x
    x = 6,687,595,353.39/104,861.56
  6. Step 6: Final answer
    x = 63,775.47

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1.5x scale

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.