Home / 269,061.41-403,315.18-119,372.20

Finding the Fourth Proportional to 269,061.41, 403,315.18 and 119,372.20

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Solution

The fourth proportional to 269,061.41, 403,315.18 and 119,372.20 is: 178,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,061.41 : 403,315.18 = 119,372.20 : x
  2. Step 2: Convert to fraction form
    269,061.41/403,315.18 = 119,372.20/x
  3. Step 3: Cross multiply
    269,061.41x = 403,315.18 × 119,372.20
  4. Step 4: Simplify right side
    269,061.41x = 48,144,620,330.00
  5. Step 5: Solve for x
    x = 48,144,620,330.00/269,061.41
  6. Step 6: Final answer
    x = 178,935.43

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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.