Home / 54,613.57-81,940.38-23,031.58

Finding the Fourth Proportional to 54,613.57, 81,940.38 and 23,031.58

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Solution

The fourth proportional to 54,613.57, 81,940.38 and 23,031.58 is: 34,555.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613.57 : 81,940.38 = 23,031.58 : x
  2. Step 2: Convert to fraction form
    54,613.57/81,940.38 = 23,031.58/x
  3. Step 3: Cross multiply
    54,613.57x = 81,940.38 × 23,031.58
  4. Step 4: Simplify right side
    54,613.57x = 1,887,216,417.20
  5. Step 5: Solve for x
    x = 1,887,216,417.20/54,613.57
  6. Step 6: Final answer
    x = 34,555.81

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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.