Home / 54,897.85-75,759.30-29,747.35

Finding the Fourth Proportional to 54,897.85, 75,759.30 and 29,747.35

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Solution

The fourth proportional to 54,897.85, 75,759.30 and 29,747.35 is: 41,051.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,897.85 : 75,759.30 = 29,747.35 : x
  2. Step 2: Convert to fraction form
    54,897.85/75,759.30 = 29,747.35/x
  3. Step 3: Cross multiply
    54,897.85x = 75,759.30 × 29,747.35
  4. Step 4: Simplify right side
    54,897.85x = 2,253,638,412.86
  5. Step 5: Solve for x
    x = 2,253,638,412.86/54,897.85
  6. Step 6: Final answer
    x = 41,051.49

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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.