Home / 205,056.12-283,117.34-132,634.56

Finding the Fourth Proportional to 205,056.12, 283,117.34 and 132,634.56

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Solution

The fourth proportional to 205,056.12, 283,117.34 and 132,634.56 is: 183,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,056.12 : 283,117.34 = 132,634.56 : x
  2. Step 2: Convert to fraction form
    205,056.12/283,117.34 = 132,634.56/x
  3. Step 3: Cross multiply
    205,056.12x = 283,117.34 × 132,634.56
  4. Step 4: Simplify right side
    205,056.12x = 37,551,143,819.27
  5. Step 5: Solve for x
    x = 37,551,143,819.27/205,056.12
  6. Step 6: Final answer
    x = 183,126.18

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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.