Home / 69,634.80-96,034.14-56,201.76

Finding the Fourth Proportional to 69,634.80, 96,034.14 and 56,201.76

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Solution

The fourth proportional to 69,634.80, 96,034.14 and 56,201.76 is: 77,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,634.80 : 96,034.14 = 56,201.76 : x
  2. Step 2: Convert to fraction form
    69,634.80/96,034.14 = 56,201.76/x
  3. Step 3: Cross multiply
    69,634.80x = 96,034.14 × 56,201.76
  4. Step 4: Simplify right side
    69,634.80x = 5,397,287,688.09
  5. Step 5: Solve for x
    x = 5,397,287,688.09/69,634.80
  6. Step 6: Final answer
    x = 77,508.48

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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.