Home / 269,141.17-403,790.70-79,606.53

Finding the Fourth Proportional to 269,141.17, 403,790.70 and 79,606.53

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Solution

The fourth proportional to 269,141.17, 403,790.70 and 79,606.53 is: 119,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,141.17 : 403,790.70 = 79,606.53 : x
  2. Step 2: Convert to fraction form
    269,141.17/403,790.70 = 79,606.53/x
  3. Step 3: Cross multiply
    269,141.17x = 403,790.70 × 79,606.53
  4. Step 4: Simplify right side
    269,141.17x = 32,144,376,473.27
  5. Step 5: Solve for x
    x = 32,144,376,473.27/269,141.17
  6. Step 6: Final answer
    x = 119,433.15

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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.