Home / 54,132.95-74,703.57-30,259.61

Finding the Fourth Proportional to 54,132.95, 74,703.57 and 30,259.61

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Solution

The fourth proportional to 54,132.95, 74,703.57 and 30,259.61 is: 41,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132.95 : 74,703.57 = 30,259.61 : x
  2. Step 2: Convert to fraction form
    54,132.95/74,703.57 = 30,259.61/x
  3. Step 3: Cross multiply
    54,132.95x = 74,703.57 × 30,259.61
  4. Step 4: Simplify right side
    54,132.95x = 2,260,500,520.29
  5. Step 5: Solve for x
    x = 2,260,500,520.29/54,132.95
  6. Step 6: Final answer
    x = 41,758.31

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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.