Home / 29,126.20-43,742.10-25,497.40

Finding the Fourth Proportional to 29,126.20, 43,742.10 and 25,497.40

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Solution

The fourth proportional to 29,126.20, 43,742.10 and 25,497.40 is: 38,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.20 : 43,742.10 = 25,497.40 : x
  2. Step 2: Convert to fraction form
    29,126.20/43,742.10 = 25,497.40/x
  3. Step 3: Cross multiply
    29,126.20x = 43,742.10 × 25,497.40
  4. Step 4: Simplify right side
    29,126.20x = 1,115,309,820.54
  5. Step 5: Solve for x
    x = 1,115,309,820.54/29,126.20
  6. Step 6: Final answer
    x = 38,292.32

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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.