Home / 48,482.12-66,910.38-29,631.80

Finding the Fourth Proportional to 48,482.12, 66,910.38 and 29,631.80

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Solution

The fourth proportional to 48,482.12, 66,910.38 and 29,631.80 is: 40,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482.12 : 66,910.38 = 29,631.80 : x
  2. Step 2: Convert to fraction form
    48,482.12/66,910.38 = 29,631.80/x
  3. Step 3: Cross multiply
    48,482.12x = 66,910.38 × 29,631.80
  4. Step 4: Simplify right side
    48,482.12x = 1,982,674,998.08
  5. Step 5: Solve for x
    x = 1,982,674,998.08/48,482.12
  6. Step 6: Final answer
    x = 40,894.97

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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.