Home / 51,940.32-71,672.16-29,274.24

Finding the Fourth Proportional to 51,940.32, 71,672.16 and 29,274.24

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Solution

The fourth proportional to 51,940.32, 71,672.16 and 29,274.24 is: 40,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,940.32 : 71,672.16 = 29,274.24 : x
  2. Step 2: Convert to fraction form
    51,940.32/71,672.16 = 29,274.24/x
  3. Step 3: Cross multiply
    51,940.32x = 71,672.16 × 29,274.24
  4. Step 4: Simplify right side
    51,940.32x = 2,098,148,013.16
  5. Step 5: Solve for x
    x = 2,098,148,013.16/51,940.32
  6. Step 6: Final answer
    x = 40,395.36

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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.