Home / 121,704.02-182,576.79-54,260.53

Finding the Fourth Proportional to 121,704.02, 182,576.79 and 54,260.53

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Solution

The fourth proportional to 121,704.02, 182,576.79 and 54,260.53 is: 81,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,704.02 : 182,576.79 = 54,260.53 : x
  2. Step 2: Convert to fraction form
    121,704.02/182,576.79 = 54,260.53/x
  3. Step 3: Cross multiply
    121,704.02x = 182,576.79 × 54,260.53
  4. Step 4: Simplify right side
    121,704.02x = 9,906,712,206.91
  5. Step 5: Solve for x
    x = 9,906,712,206.91/121,704.02
  6. Step 6: Final answer
    x = 81,400.04

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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.