Home / 141,414.92-195,150.84-77,752.16

Finding the Fourth Proportional to 141,414.92, 195,150.84 and 77,752.16

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Solution

The fourth proportional to 141,414.92, 195,150.84 and 77,752.16 is: 107,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,414.92 : 195,150.84 = 77,752.16 : x
  2. Step 2: Convert to fraction form
    141,414.92/195,150.84 = 77,752.16/x
  3. Step 3: Cross multiply
    141,414.92x = 195,150.84 × 77,752.16
  4. Step 4: Simplify right side
    141,414.92x = 15,173,399,335.81
  5. Step 5: Solve for x
    x = 15,173,399,335.81/141,414.92
  6. Step 6: Final answer
    x = 107,297.02

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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.