Home / 54,754.40-75,561.18-29,603.90

Finding the Fourth Proportional to 54,754.40, 75,561.18 and 29,603.90

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Solution

The fourth proportional to 54,754.40, 75,561.18 and 29,603.90 is: 40,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,754.40 : 75,561.18 = 29,603.90 : x
  2. Step 2: Convert to fraction form
    54,754.40/75,561.18 = 29,603.90/x
  3. Step 3: Cross multiply
    54,754.40x = 75,561.18 × 29,603.90
  4. Step 4: Simplify right side
    54,754.40x = 2,236,905,616.60
  5. Step 5: Solve for x
    x = 2,236,905,616.60/54,754.40
  6. Step 6: Final answer
    x = 40,853.44

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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.