Home / 141,275.20-194,847.02-92,926.78

Finding the Fourth Proportional to 141,275.20, 194,847.02 and 92,926.78

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Solution

The fourth proportional to 141,275.20, 194,847.02 and 92,926.78 is: 128,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,275.20 : 194,847.02 = 92,926.78 : x
  2. Step 2: Convert to fraction form
    141,275.20/194,847.02 = 92,926.78/x
  3. Step 3: Cross multiply
    141,275.20x = 194,847.02 × 92,926.78
  4. Step 4: Simplify right side
    141,275.20x = 18,106,506,161.20
  5. Step 5: Solve for x
    x = 18,106,506,161.20/141,275.20
  6. Step 6: Final answer
    x = 128,164.79

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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.