Home / 102,974.88-154,465.02-32,854.20

Finding the Fourth Proportional to 102,974.88, 154,465.02 and 32,854.20

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Solution

The fourth proportional to 102,974.88, 154,465.02 and 32,854.20 is: 49,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,974.88 : 154,465.02 = 32,854.20 : x
  2. Step 2: Convert to fraction form
    102,974.88/154,465.02 = 32,854.20/x
  3. Step 3: Cross multiply
    102,974.88x = 154,465.02 × 32,854.20
  4. Step 4: Simplify right side
    102,974.88x = 5,074,824,660.08
  5. Step 5: Solve for x
    x = 5,074,824,660.08/102,974.88
  6. Step 6: Final answer
    x = 49,282.16

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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.