Home / 168,342.17-252,470.05-49,986.05

Finding the Fourth Proportional to 168,342.17, 252,470.05 and 49,986.05

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Solution

The fourth proportional to 168,342.17, 252,470.05 and 49,986.05 is: 74,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342.17 : 252,470.05 = 49,986.05 : x
  2. Step 2: Convert to fraction form
    168,342.17/252,470.05 = 49,986.05/x
  3. Step 3: Cross multiply
    168,342.17x = 252,470.05 × 49,986.05
  4. Step 4: Simplify right side
    168,342.17x = 12,619,979,155.49
  5. Step 5: Solve for x
    x = 12,619,979,155.49/168,342.17
  6. Step 6: Final answer
    x = 74,966.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.