Home / 45,785.36-63,185.20-25,642.20

Finding the Fourth Proportional to 45,785.36, 63,185.20 and 25,642.20

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Solution

The fourth proportional to 45,785.36, 63,185.20 and 25,642.20 is: 35,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.36 : 63,185.20 = 25,642.20 : x
  2. Step 2: Convert to fraction form
    45,785.36/63,185.20 = 25,642.20/x
  3. Step 3: Cross multiply
    45,785.36x = 63,185.20 × 25,642.20
  4. Step 4: Simplify right side
    45,785.36x = 1,620,207,535.44
  5. Step 5: Solve for x
    x = 1,620,207,535.44/45,785.36
  6. Step 6: Final answer
    x = 35,387.02

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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.