Home / 67,716.67-93,419.49-40,844.26

Finding the Fourth Proportional to 67,716.67, 93,419.49 and 40,844.26

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Solution

The fourth proportional to 67,716.67, 93,419.49 and 40,844.26 is: 56,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,716.67 : 93,419.49 = 40,844.26 : x
  2. Step 2: Convert to fraction form
    67,716.67/93,419.49 = 40,844.26/x
  3. Step 3: Cross multiply
    67,716.67x = 93,419.49 × 40,844.26
  4. Step 4: Simplify right side
    67,716.67x = 3,815,649,938.63
  5. Step 5: Solve for x
    x = 3,815,649,938.63/67,716.67
  6. Step 6: Final answer
    x = 56,347.28

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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.