Home / 57,517.06-86,279.64-15,397.06

Finding the Fourth Proportional to 57,517.06, 86,279.64 and 15,397.06

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Solution

The fourth proportional to 57,517.06, 86,279.64 and 15,397.06 is: 23,096.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,517.06 : 86,279.64 = 15,397.06 : x
  2. Step 2: Convert to fraction form
    57,517.06/86,279.64 = 15,397.06/x
  3. Step 3: Cross multiply
    57,517.06x = 86,279.64 × 15,397.06
  4. Step 4: Simplify right side
    57,517.06x = 1,328,452,793.86
  5. Step 5: Solve for x
    x = 1,328,452,793.86/57,517.06
  6. Step 6: Final answer
    x = 23,096.67

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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.