Home / 205,154.78-283,263.56-132,600.59

Finding the Fourth Proportional to 205,154.78, 283,263.56 and 132,600.59

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Solution

The fourth proportional to 205,154.78, 283,263.56 and 132,600.59 is: 183,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,154.78 : 283,263.56 = 132,600.59 : x
  2. Step 2: Convert to fraction form
    205,154.78/283,263.56 = 132,600.59/x
  3. Step 3: Cross multiply
    205,154.78x = 283,263.56 × 132,600.59
  4. Step 4: Simplify right side
    205,154.78x = 37,560,913,102.18
  5. Step 5: Solve for x
    x = 37,560,913,102.18/205,154.78
  6. Step 6: Final answer
    x = 183,085.74

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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.