Home / 141,247.80-194,958.96-87,502.32

Finding the Fourth Proportional to 141,247.80, 194,958.96 and 87,502.32

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Solution

The fourth proportional to 141,247.80, 194,958.96 and 87,502.32 is: 120,776.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,247.80 : 194,958.96 = 87,502.32 : x
  2. Step 2: Convert to fraction form
    141,247.80/194,958.96 = 87,502.32/x
  3. Step 3: Cross multiply
    141,247.80x = 194,958.96 × 87,502.32
  4. Step 4: Simplify right side
    141,247.80x = 17,059,361,304.79
  5. Step 5: Solve for x
    x = 17,059,361,304.79/141,247.80
  6. Step 6: Final answer
    x = 120,776.12

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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.