Home / 29,005.20-43,410.60-26,672.40

Finding the Fourth Proportional to 29,005.20, 43,410.60 and 26,672.40

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Solution

The fourth proportional to 29,005.20, 43,410.60 and 26,672.40 is: 39,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.20 : 43,410.60 = 26,672.40 : x
  2. Step 2: Convert to fraction form
    29,005.20/43,410.60 = 26,672.40/x
  3. Step 3: Cross multiply
    29,005.20x = 43,410.60 × 26,672.40
  4. Step 4: Simplify right side
    29,005.20x = 1,157,864,887.44
  5. Step 5: Solve for x
    x = 1,157,864,887.44/29,005.20
  6. Step 6: Final answer
    x = 39,919.22

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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.