Home / 69,920.06-96,489.75-38,088.92

Finding the Fourth Proportional to 69,920.06, 96,489.75 and 38,088.92

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Solution

The fourth proportional to 69,920.06, 96,489.75 and 38,088.92 is: 52,562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,920.06 : 96,489.75 = 38,088.92 : x
  2. Step 2: Convert to fraction form
    69,920.06/96,489.75 = 38,088.92/x
  3. Step 3: Cross multiply
    69,920.06x = 96,489.75 × 38,088.92
  4. Step 4: Simplify right side
    69,920.06x = 3,675,190,368.57
  5. Step 5: Solve for x
    x = 3,675,190,368.57/69,920.06
  6. Step 6: Final answer
    x = 52,562.75

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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.