Home / 56,965.59-78,610.12-32,764.73

Finding the Fourth Proportional to 56,965.59, 78,610.12 and 32,764.73

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Solution

The fourth proportional to 56,965.59, 78,610.12 and 32,764.73 is: 45,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,965.59 : 78,610.12 = 32,764.73 : x
  2. Step 2: Convert to fraction form
    56,965.59/78,610.12 = 32,764.73/x
  3. Step 3: Cross multiply
    56,965.59x = 78,610.12 × 32,764.73
  4. Step 4: Simplify right side
    56,965.59x = 2,575,639,357.07
  5. Step 5: Solve for x
    x = 2,575,639,357.07/56,965.59
  6. Step 6: Final answer
    x = 45,213.95

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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.