Home / 68,955.64-95,164.32-40,284.52

Finding the Fourth Proportional to 68,955.64, 95,164.32 and 40,284.52

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Solution

The fourth proportional to 68,955.64, 95,164.32 and 40,284.52 is: 55,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,955.64 : 95,164.32 = 40,284.52 : x
  2. Step 2: Convert to fraction form
    68,955.64/95,164.32 = 40,284.52/x
  3. Step 3: Cross multiply
    68,955.64x = 95,164.32 × 40,284.52
  4. Step 4: Simplify right side
    68,955.64x = 3,833,648,952.33
  5. Step 5: Solve for x
    x = 3,833,648,952.33/68,955.64
  6. Step 6: Final answer
    x = 55,595.87

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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.