Home / 129,454.08-194,081.76-116,266.20

Finding the Fourth Proportional to 129,454.08, 194,081.76 and 116,266.20

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Solution

The fourth proportional to 129,454.08, 194,081.76 and 116,266.20 is: 174,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,454.08 : 194,081.76 = 116,266.20 : x
  2. Step 2: Convert to fraction form
    129,454.08/194,081.76 = 116,266.20/x
  3. Step 3: Cross multiply
    129,454.08x = 194,081.76 × 116,266.20
  4. Step 4: Simplify right side
    129,454.08x = 22,565,148,724.51
  5. Step 5: Solve for x
    x = 22,565,148,724.51/129,454.08
  6. Step 6: Final answer
    x = 174,310.06

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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.