Home / 83,305.20-114,963.96-45,579.48

Finding the Fourth Proportional to 83,305.20, 114,963.96 and 45,579.48

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Solution

The fourth proportional to 83,305.20, 114,963.96 and 45,579.48 is: 62,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,305.20 : 114,963.96 = 45,579.48 : x
  2. Step 2: Convert to fraction form
    83,305.20/114,963.96 = 45,579.48/x
  3. Step 3: Cross multiply
    83,305.20x = 114,963.96 × 45,579.48
  4. Step 4: Simplify right side
    83,305.20x = 5,239,997,515.54
  5. Step 5: Solve for x
    x = 5,239,997,515.54/83,305.20
  6. Step 6: Final answer
    x = 62,901.21

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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.