Home / 54,274.30-81,423.06-16,833.55

Finding the Fourth Proportional to 54,274.30, 81,423.06 and 16,833.55

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Solution

The fourth proportional to 54,274.30, 81,423.06 and 16,833.55 is: 25,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.30 : 81,423.06 = 16,833.55 : x
  2. Step 2: Convert to fraction form
    54,274.30/81,423.06 = 16,833.55/x
  3. Step 3: Cross multiply
    54,274.30x = 81,423.06 × 16,833.55
  4. Step 4: Simplify right side
    54,274.30x = 1,370,639,151.66
  5. Step 5: Solve for x
    x = 1,370,639,151.66/54,274.30
  6. Step 6: Final answer
    x = 25,253.93

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1.5x scale

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.