Home / 54,686.22-75,467-29,535.72

Finding the Fourth Proportional to 54,686.22, 75,467 and 29,535.72

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Solution

The fourth proportional to 54,686.22, 75,467 and 29,535.72 is: 40,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,686.22 : 75,467 = 29,535.72 : x
  2. Step 2: Convert to fraction form
    54,686.22/75,467 = 29,535.72/x
  3. Step 3: Cross multiply
    54,686.22x = 75,467 × 29,535.72
  4. Step 4: Simplify right side
    54,686.22x = 2,228,972,181.24
  5. Step 5: Solve for x
    x = 2,228,972,181.24/54,686.22
  6. Step 6: Final answer
    x = 40,759.30

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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.