Home / 134,627.94-185,734.89-80,926.02

Finding the Fourth Proportional to 134,627.94, 185,734.89 and 80,926.02

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Solution

The fourth proportional to 134,627.94, 185,734.89 and 80,926.02 is: 111,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,627.94 : 185,734.89 = 80,926.02 : x
  2. Step 2: Convert to fraction form
    134,627.94/185,734.89 = 80,926.02/x
  3. Step 3: Cross multiply
    134,627.94x = 185,734.89 × 80,926.02
  4. Step 4: Simplify right side
    134,627.94x = 15,030,785,422.84
  5. Step 5: Solve for x
    x = 15,030,785,422.84/134,627.94
  6. Step 6: Final answer
    x = 111,646.85

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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.