Home / 40,169.16-60,281.56-13,874.12

Finding the Fourth Proportional to 40,169.16, 60,281.56 and 13,874.12

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Solution

The fourth proportional to 40,169.16, 60,281.56 and 13,874.12 is: 20,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,169.16 : 60,281.56 = 13,874.12 : x
  2. Step 2: Convert to fraction form
    40,169.16/60,281.56 = 13,874.12/x
  3. Step 3: Cross multiply
    40,169.16x = 60,281.56 × 13,874.12
  4. Step 4: Simplify right side
    40,169.16x = 836,353,597.23
  5. Step 5: Solve for x
    x = 836,353,597.23/40,169.16
  6. Step 6: Final answer
    x = 20,820.79

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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.