Home / 141,329.28-194,953.20-88,245.12

Finding the Fourth Proportional to 141,329.28, 194,953.20 and 88,245.12

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Solution

The fourth proportional to 141,329.28, 194,953.20 and 88,245.12 is: 121,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,329.28 : 194,953.20 = 88,245.12 : x
  2. Step 2: Convert to fraction form
    141,329.28/194,953.20 = 88,245.12/x
  3. Step 3: Cross multiply
    141,329.28x = 194,953.20 × 88,245.12
  4. Step 4: Simplify right side
    141,329.28x = 17,203,668,528.38
  5. Step 5: Solve for x
    x = 17,203,668,528.38/141,329.28
  6. Step 6: Final answer
    x = 121,727.56

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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.