Home / 141,327.28-194,950.44-88,243.12

Finding the Fourth Proportional to 141,327.28, 194,950.44 and 88,243.12

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Solution

The fourth proportional to 141,327.28, 194,950.44 and 88,243.12 is: 121,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,327.28 : 194,950.44 = 88,243.12 : x
  2. Step 2: Convert to fraction form
    141,327.28/194,950.44 = 88,243.12/x
  3. Step 3: Cross multiply
    141,327.28x = 194,950.44 × 88,243.12
  4. Step 4: Simplify right side
    141,327.28x = 17,203,035,070.97
  5. Step 5: Solve for x
    x = 17,203,035,070.97/141,327.28
  6. Step 6: Final answer
    x = 121,724.80

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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.