Home / 29,111.20-43,719.60-25,482.40

Finding the Fourth Proportional to 29,111.20, 43,719.60 and 25,482.40

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Solution

The fourth proportional to 29,111.20, 43,719.60 and 25,482.40 is: 38,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,111.20 : 43,719.60 = 25,482.40 : x
  2. Step 2: Convert to fraction form
    29,111.20/43,719.60 = 25,482.40/x
  3. Step 3: Cross multiply
    29,111.20x = 43,719.60 × 25,482.40
  4. Step 4: Simplify right side
    29,111.20x = 1,114,080,335.04
  5. Step 5: Solve for x
    x = 1,114,080,335.04/29,111.20
  6. Step 6: Final answer
    x = 38,269.82

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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.