Home / 45,405.12-62,654.16-25,258.80

Finding the Fourth Proportional to 45,405.12, 62,654.16 and 25,258.80

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Solution

The fourth proportional to 45,405.12, 62,654.16 and 25,258.80 is: 34,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,405.12 : 62,654.16 = 25,258.80 : x
  2. Step 2: Convert to fraction form
    45,405.12/62,654.16 = 25,258.80/x
  3. Step 3: Cross multiply
    45,405.12x = 62,654.16 × 25,258.80
  4. Step 4: Simplify right side
    45,405.12x = 1,582,568,896.61
  5. Step 5: Solve for x
    x = 1,582,568,896.61/45,405.12
  6. Step 6: Final answer
    x = 34,854.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.