Home / 141,610.60-195,422.67-77,947.93

Finding the Fourth Proportional to 141,610.60, 195,422.67 and 77,947.93

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Solution

The fourth proportional to 141,610.60, 195,422.67 and 77,947.93 is: 107,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,610.60 : 195,422.67 = 77,947.93 : x
  2. Step 2: Convert to fraction form
    141,610.60/195,422.67 = 77,947.93/x
  3. Step 3: Cross multiply
    141,610.60x = 195,422.67 × 77,947.93
  4. Step 4: Simplify right side
    141,610.60x = 15,232,792,601.57
  5. Step 5: Solve for x
    x = 15,232,792,601.57/141,610.60
  6. Step 6: Final answer
    x = 107,568.17

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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.