Home / 174,734.20-261,707.40-122,377.36

Finding the Fourth Proportional to 174,734.20, 261,707.40 and 122,377.36

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Solution

The fourth proportional to 174,734.20, 261,707.40 and 122,377.36 is: 183,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,734.20 : 261,707.40 = 122,377.36 : x
  2. Step 2: Convert to fraction form
    174,734.20/261,707.40 = 122,377.36/x
  3. Step 3: Cross multiply
    174,734.20x = 261,707.40 × 122,377.36
  4. Step 4: Simplify right side
    174,734.20x = 32,027,060,704.46
  5. Step 5: Solve for x
    x = 32,027,060,704.46/174,734.20
  6. Step 6: Final answer
    x = 183,290.17

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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.