Home / 53,908.10-80,862.15-16,967.30

Finding the Fourth Proportional to 53,908.10, 80,862.15 and 16,967.30

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Solution

The fourth proportional to 53,908.10, 80,862.15 and 16,967.30 is: 25,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,908.10 : 80,862.15 = 16,967.30 : x
  2. Step 2: Convert to fraction form
    53,908.10/80,862.15 = 16,967.30/x
  3. Step 3: Cross multiply
    53,908.10x = 80,862.15 × 16,967.30
  4. Step 4: Simplify right side
    53,908.10x = 1,372,012,357.70
  5. Step 5: Solve for x
    x = 1,372,012,357.70/53,908.10
  6. Step 6: Final answer
    x = 25,450.95

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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.