Home / 161,920.91-242,888.66-49,592.95

Finding the Fourth Proportional to 161,920.91, 242,888.66 and 49,592.95

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Solution

The fourth proportional to 161,920.91, 242,888.66 and 49,592.95 is: 74,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,920.91 : 242,888.66 = 49,592.95 : x
  2. Step 2: Convert to fraction form
    161,920.91/242,888.66 = 49,592.95/x
  3. Step 3: Cross multiply
    161,920.91x = 242,888.66 × 49,592.95
  4. Step 4: Simplify right side
    161,920.91x = 12,045,565,170.95
  5. Step 5: Solve for x
    x = 12,045,565,170.95/161,920.91
  6. Step 6: Final answer
    x = 74,391.66

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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.