Home / 161,521.74-242,294.91-49,211.55

Finding the Fourth Proportional to 161,521.74, 242,294.91 and 49,211.55

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Solution

The fourth proportional to 161,521.74, 242,294.91 and 49,211.55 is: 73,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,521.74 : 242,294.91 = 49,211.55 : x
  2. Step 2: Convert to fraction form
    161,521.74/242,294.91 = 49,211.55/x
  3. Step 3: Cross multiply
    161,521.74x = 242,294.91 × 49,211.55
  4. Step 4: Simplify right side
    161,521.74x = 11,923,706,866.74
  5. Step 5: Solve for x
    x = 11,923,706,866.74/161,521.74
  6. Step 6: Final answer
    x = 73,821.06

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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.