Home / 40,147.66-55,402.18-22,242.94

Finding the Fourth Proportional to 40,147.66, 55,402.18 and 22,242.94

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Solution

The fourth proportional to 40,147.66, 55,402.18 and 22,242.94 is: 30,694.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.66 : 55,402.18 = 22,242.94 : x
  2. Step 2: Convert to fraction form
    40,147.66/55,402.18 = 22,242.94/x
  3. Step 3: Cross multiply
    40,147.66x = 55,402.18 × 22,242.94
  4. Step 4: Simplify right side
    40,147.66x = 1,232,307,365.61
  5. Step 5: Solve for x
    x = 1,232,307,365.61/40,147.66
  6. Step 6: Final answer
    x = 30,694.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.