Home / 54,275.32-81,424.68-16,834.65

Finding the Fourth Proportional to 54,275.32, 81,424.68 and 16,834.65

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Solution

The fourth proportional to 54,275.32, 81,424.68 and 16,834.65 is: 25,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.32 : 81,424.68 = 16,834.65 : x
  2. Step 2: Convert to fraction form
    54,275.32/81,424.68 = 16,834.65/x
  3. Step 3: Cross multiply
    54,275.32x = 81,424.68 × 16,834.65
  4. Step 4: Simplify right side
    54,275.32x = 1,370,755,989.16
  5. Step 5: Solve for x
    x = 1,370,755,989.16/54,275.32
  6. Step 6: Final answer
    x = 25,255.60

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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.