Home / 54,883-75,739.35-29,732.50

Finding the Fourth Proportional to 54,883, 75,739.35 and 29,732.50

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Solution

The fourth proportional to 54,883, 75,739.35 and 29,732.50 is: 41,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,883 : 75,739.35 = 29,732.50 : x
  2. Step 2: Convert to fraction form
    54,883/75,739.35 = 29,732.50/x
  3. Step 3: Cross multiply
    54,883x = 75,739.35 × 29,732.50
  4. Step 4: Simplify right side
    54,883x = 2,251,920,223.88
  5. Step 5: Solve for x
    x = 2,251,920,223.88/54,883
  6. Step 6: Final answer
    x = 41,031.29

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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.