Home / 129,188.32-193,871.04-50,302.96

Finding the Fourth Proportional to 129,188.32, 193,871.04 and 50,302.96

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Solution

The fourth proportional to 129,188.32, 193,871.04 and 50,302.96 is: 75,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,188.32 : 193,871.04 = 50,302.96 : x
  2. Step 2: Convert to fraction form
    129,188.32/193,871.04 = 50,302.96/x
  3. Step 3: Cross multiply
    129,188.32x = 193,871.04 × 50,302.96
  4. Step 4: Simplify right side
    129,188.32x = 9,752,287,170.28
  5. Step 5: Solve for x
    x = 9,752,287,170.28/129,188.32
  6. Step 6: Final answer
    x = 75,488.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.