Home / 51,663.59-71,306.26-29,860.80

Finding the Fourth Proportional to 51,663.59, 71,306.26 and 29,860.80

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Solution

The fourth proportional to 51,663.59, 71,306.26 and 29,860.80 is: 41,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.59 : 71,306.26 = 29,860.80 : x
  2. Step 2: Convert to fraction form
    51,663.59/71,306.26 = 29,860.80/x
  3. Step 3: Cross multiply
    51,663.59x = 71,306.26 × 29,860.80
  4. Step 4: Simplify right side
    51,663.59x = 2,129,262,027.66
  5. Step 5: Solve for x
    x = 2,129,262,027.66/51,663.59
  6. Step 6: Final answer
    x = 41,213.97

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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.