Home / 69,920.19-96,489.83-38,089.08

Finding the Fourth Proportional to 69,920.19, 96,489.83 and 38,089.08

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Solution

The fourth proportional to 69,920.19, 96,489.83 and 38,089.08 is: 52,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,920.19 : 96,489.83 = 38,089.08 : x
  2. Step 2: Convert to fraction form
    69,920.19/96,489.83 = 38,089.08/x
  3. Step 3: Cross multiply
    69,920.19x = 96,489.83 × 38,089.08
  4. Step 4: Simplify right side
    69,920.19x = 3,675,208,949.28
  5. Step 5: Solve for x
    x = 3,675,208,949.28/69,920.19
  6. Step 6: Final answer
    x = 52,562.91

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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.