Home / 52,165.49-71,988.89-29,504.70

Finding the Fourth Proportional to 52,165.49, 71,988.89 and 29,504.70

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Solution

The fourth proportional to 52,165.49, 71,988.89 and 29,504.70 is: 40,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,165.49 : 71,988.89 = 29,504.70 : x
  2. Step 2: Convert to fraction form
    52,165.49/71,988.89 = 29,504.70/x
  3. Step 3: Cross multiply
    52,165.49x = 71,988.89 × 29,504.70
  4. Step 4: Simplify right side
    52,165.49x = 2,124,010,455.26
  5. Step 5: Solve for x
    x = 2,124,010,455.26/52,165.49
  6. Step 6: Final answer
    x = 40,716.78

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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.