Home / 43,375.74-65,023.65-15,280.49

Finding the Fourth Proportional to 43,375.74, 65,023.65 and 15,280.49

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Solution

The fourth proportional to 43,375.74, 65,023.65 and 15,280.49 is: 22,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,375.74 : 65,023.65 = 15,280.49 : x
  2. Step 2: Convert to fraction form
    43,375.74/65,023.65 = 15,280.49/x
  3. Step 3: Cross multiply
    43,375.74x = 65,023.65 × 15,280.49
  4. Step 4: Simplify right side
    43,375.74x = 993,592,908.47
  5. Step 5: Solve for x
    x = 993,592,908.47/43,375.74
  6. Step 6: Final answer
    x = 22,906.65

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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.