Home / 31,565.44-43,521.60-25,575.04

Finding the Fourth Proportional to 31,565.44, 43,521.60 and 25,575.04

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Solution

The fourth proportional to 31,565.44, 43,521.60 and 25,575.04 is: 35,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,565.44 : 43,521.60 = 25,575.04 : x
  2. Step 2: Convert to fraction form
    31,565.44/43,521.60 = 25,575.04/x
  3. Step 3: Cross multiply
    31,565.44x = 43,521.60 × 25,575.04
  4. Step 4: Simplify right side
    31,565.44x = 1,113,066,660.86
  5. Step 5: Solve for x
    x = 1,113,066,660.86/31,565.44
  6. Step 6: Final answer
    x = 35,262.19

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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.