Home / 174,182.00-261,260.30-78,148.95

Finding the Fourth Proportional to 174,182.00, 261,260.30 and 78,148.95

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Solution

The fourth proportional to 174,182.00, 261,260.30 and 78,148.95 is: 117,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,182.00 : 261,260.30 = 78,148.95 : x
  2. Step 2: Convert to fraction form
    174,182.00/261,260.30 = 78,148.95/x
  3. Step 3: Cross multiply
    174,182.00x = 261,260.30 × 78,148.95
  4. Step 4: Simplify right side
    174,182.00x = 20,417,218,145.39
  5. Step 5: Solve for x
    x = 20,417,218,145.39/174,182.00
  6. Step 6: Final answer
    x = 117,217.73

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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.