Home / 68,045.29-101,849.55-36,376.18

Finding the Fourth Proportional to 68,045.29, 101,849.55 and 36,376.18

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Solution

The fourth proportional to 68,045.29, 101,849.55 and 36,376.18 is: 54,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.29 : 101,849.55 = 36,376.18 : x
  2. Step 2: Convert to fraction form
    68,045.29/101,849.55 = 36,376.18/x
  3. Step 3: Cross multiply
    68,045.29x = 101,849.55 × 36,376.18
  4. Step 4: Simplify right side
    68,045.29x = 3,704,897,563.72
  5. Step 5: Solve for x
    x = 3,704,897,563.72/68,045.29
  6. Step 6: Final answer
    x = 54,447.52

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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.