Home / 51,672.20-71,307.01-29,010.63

Finding the Fourth Proportional to 51,672.20, 71,307.01 and 29,010.63

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Solution

The fourth proportional to 51,672.20, 71,307.01 and 29,010.63 is: 40,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.20 : 71,307.01 = 29,010.63 : x
  2. Step 2: Convert to fraction form
    51,672.20/71,307.01 = 29,010.63/x
  3. Step 3: Cross multiply
    51,672.20x = 71,307.01 × 29,010.63
  4. Step 4: Simplify right side
    51,672.20x = 2,068,660,781.93
  5. Step 5: Solve for x
    x = 2,068,660,781.93/51,672.20
  6. Step 6: Final answer
    x = 40,034.31

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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.