Home / 129,257.56-193,891.55-45,026.24

Finding the Fourth Proportional to 129,257.56, 193,891.55 and 45,026.24

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Solution

The fourth proportional to 129,257.56, 193,891.55 and 45,026.24 is: 67,541.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,257.56 : 193,891.55 = 45,026.24 : x
  2. Step 2: Convert to fraction form
    129,257.56/193,891.55 = 45,026.24/x
  3. Step 3: Cross multiply
    129,257.56x = 193,891.55 × 45,026.24
  4. Step 4: Simplify right side
    129,257.56x = 8,730,207,464.27
  5. Step 5: Solve for x
    x = 8,730,207,464.27/129,257.56
  6. Step 6: Final answer
    x = 67,541.17

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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.