Home / 40,475.82-60,740.68-14,180.52

Finding the Fourth Proportional to 40,475.82, 60,740.68 and 14,180.52

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Solution

The fourth proportional to 40,475.82, 60,740.68 and 14,180.52 is: 21,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,475.82 : 60,740.68 = 14,180.52 : x
  2. Step 2: Convert to fraction form
    40,475.82/60,740.68 = 14,180.52/x
  3. Step 3: Cross multiply
    40,475.82x = 60,740.68 × 14,180.52
  4. Step 4: Simplify right side
    40,475.82x = 861,334,427.55
  5. Step 5: Solve for x
    x = 861,334,427.55/40,475.82
  6. Step 6: Final answer
    x = 21,280.22

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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.