Home / 83,808.18-115,655.28-46,082.43

Finding the Fourth Proportional to 83,808.18, 115,655.28 and 46,082.43

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Solution

The fourth proportional to 83,808.18, 115,655.28 and 46,082.43 is: 63,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,808.18 : 115,655.28 = 46,082.43 : x
  2. Step 2: Convert to fraction form
    83,808.18/115,655.28 = 46,082.43/x
  3. Step 3: Cross multiply
    83,808.18x = 115,655.28 × 46,082.43
  4. Step 4: Simplify right side
    83,808.18x = 5,329,676,344.73
  5. Step 5: Solve for x
    x = 5,329,676,344.73/83,808.18
  6. Step 6: Final answer
    x = 63,593.75

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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.