Home / 83,309.28-114,966.68-45,068.74

Finding the Fourth Proportional to 83,309.28, 114,966.68 and 45,068.74

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Solution

The fourth proportional to 83,309.28, 114,966.68 and 45,068.74 is: 62,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,309.28 : 114,966.68 = 45,068.74 : x
  2. Step 2: Convert to fraction form
    83,309.28/114,966.68 = 45,068.74/x
  3. Step 3: Cross multiply
    83,309.28x = 114,966.68 × 45,068.74
  4. Step 4: Simplify right side
    83,309.28x = 5,181,403,277.09
  5. Step 5: Solve for x
    x = 5,181,403,277.09/83,309.28
  6. Step 6: Final answer
    x = 62,194.79

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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.