Home / 68,854.40-95,004.32-45,016.08

Finding the Fourth Proportional to 68,854.40, 95,004.32 and 45,016.08

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Solution

The fourth proportional to 68,854.40, 95,004.32 and 45,016.08 is: 62,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,854.40 : 95,004.32 = 45,016.08 : x
  2. Step 2: Convert to fraction form
    68,854.40/95,004.32 = 45,016.08/x
  3. Step 3: Cross multiply
    68,854.40x = 95,004.32 × 45,016.08
  4. Step 4: Simplify right side
    68,854.40x = 4,276,722,069.47
  5. Step 5: Solve for x
    x = 4,276,722,069.47/68,854.40
  6. Step 6: Final answer
    x = 62,112.55

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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.