Home / 54,575.96-75,314.07-30,702.60

Finding the Fourth Proportional to 54,575.96, 75,314.07 and 30,702.60

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Solution

The fourth proportional to 54,575.96, 75,314.07 and 30,702.60 is: 42,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,575.96 : 75,314.07 = 30,702.60 : x
  2. Step 2: Convert to fraction form
    54,575.96/75,314.07 = 30,702.60/x
  3. Step 3: Cross multiply
    54,575.96x = 75,314.07 × 30,702.60
  4. Step 4: Simplify right side
    54,575.96x = 2,312,337,765.58
  5. Step 5: Solve for x
    x = 2,312,337,765.58/54,575.96
  6. Step 6: Final answer
    x = 42,369.17

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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.