Home / 54,060.60-74,603.37-30,187.29

Finding the Fourth Proportional to 54,060.60, 74,603.37 and 30,187.29

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Solution

The fourth proportional to 54,060.60, 74,603.37 and 30,187.29 is: 41,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,060.60 : 74,603.37 = 30,187.29 : x
  2. Step 2: Convert to fraction form
    54,060.60/74,603.37 = 30,187.29/x
  3. Step 3: Cross multiply
    54,060.60x = 74,603.37 × 30,187.29
  4. Step 4: Simplify right side
    54,060.60x = 2,252,073,565.17
  5. Step 5: Solve for x
    x = 2,252,073,565.17/54,060.60
  6. Step 6: Final answer
    x = 41,658.32

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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.