Home / 114,861.36-172,291.91-35,981.73

Finding the Fourth Proportional to 114,861.36, 172,291.91 and 35,981.73

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Solution

The fourth proportional to 114,861.36, 172,291.91 and 35,981.73 is: 53,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,861.36 : 172,291.91 = 35,981.73 : x
  2. Step 2: Convert to fraction form
    114,861.36/172,291.91 = 35,981.73/x
  3. Step 3: Cross multiply
    114,861.36x = 172,291.91 × 35,981.73
  4. Step 4: Simplify right side
    114,861.36x = 6,199,360,806.90
  5. Step 5: Solve for x
    x = 6,199,360,806.90/114,861.36
  6. Step 6: Final answer
    x = 53,972.55

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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.