Home / 69,921.06-96,491.13-38,089.92

Finding the Fourth Proportional to 69,921.06, 96,491.13 and 38,089.92

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Solution

The fourth proportional to 69,921.06, 96,491.13 and 38,089.92 is: 52,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,921.06 : 96,491.13 = 38,089.92 : x
  2. Step 2: Convert to fraction form
    69,921.06/96,491.13 = 38,089.92/x
  3. Step 3: Cross multiply
    69,921.06x = 96,491.13 × 38,089.92
  4. Step 4: Simplify right side
    69,921.06x = 3,675,339,422.41
  5. Step 5: Solve for x
    x = 3,675,339,422.41/69,921.06
  6. Step 6: Final answer
    x = 52,564.13

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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.