Home / 48,482.92-72,716.14-13,414.38

Finding the Fourth Proportional to 48,482.92, 72,716.14 and 13,414.38

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Solution

The fourth proportional to 48,482.92, 72,716.14 and 13,414.38 is: 20,119.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482.92 : 72,716.14 = 13,414.38 : x
  2. Step 2: Convert to fraction form
    48,482.92/72,716.14 = 13,414.38/x
  3. Step 3: Cross multiply
    48,482.92x = 72,716.14 × 13,414.38
  4. Step 4: Simplify right side
    48,482.92x = 975,441,934.09
  5. Step 5: Solve for x
    x = 975,441,934.09/48,482.92
  6. Step 6: Final answer
    x = 20,119.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.