Home / 83,943.11-115,842.26-46,218.71

Finding the Fourth Proportional to 83,943.11, 115,842.26 and 46,218.71

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Solution

The fourth proportional to 83,943.11, 115,842.26 and 46,218.71 is: 63,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943.11 : 115,842.26 = 46,218.71 : x
  2. Step 2: Convert to fraction form
    83,943.11/115,842.26 = 46,218.71/x
  3. Step 3: Cross multiply
    83,943.11x = 115,842.26 × 46,218.71
  4. Step 4: Simplify right side
    83,943.11x = 5,354,079,357.02
  5. Step 5: Solve for x
    x = 5,354,079,357.02/83,943.11
  6. Step 6: Final answer
    x = 63,782.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.