Home / 107,512.11-148,371.75-59,766.21

Finding the Fourth Proportional to 107,512.11, 148,371.75 and 59,766.21

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Solution

The fourth proportional to 107,512.11, 148,371.75 and 59,766.21 is: 82,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,512.11 : 148,371.75 = 59,766.21 : x
  2. Step 2: Convert to fraction form
    107,512.11/148,371.75 = 59,766.21/x
  3. Step 3: Cross multiply
    107,512.11x = 148,371.75 × 59,766.21
  4. Step 4: Simplify right side
    107,512.11x = 8,867,617,168.57
  5. Step 5: Solve for x
    x = 8,867,617,168.57/107,512.11
  6. Step 6: Final answer
    x = 82,480.17

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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.