Home / 83,716.25-115,528.47-45,992.93

Finding the Fourth Proportional to 83,716.25, 115,528.47 and 45,992.93

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Solution

The fourth proportional to 83,716.25, 115,528.47 and 45,992.93 is: 63,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,716.25 : 115,528.47 = 45,992.93 : x
  2. Step 2: Convert to fraction form
    83,716.25/115,528.47 = 45,992.93/x
  3. Step 3: Cross multiply
    83,716.25x = 115,528.47 × 45,992.93
  4. Step 4: Simplify right side
    83,716.25x = 5,313,492,833.72
  5. Step 5: Solve for x
    x = 5,313,492,833.72/83,716.25
  6. Step 6: Final answer
    x = 63,470.27

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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.