Home / 40,981.91-61,496.78-17,288.01

Finding the Fourth Proportional to 40,981.91, 61,496.78 and 17,288.01

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Solution

The fourth proportional to 40,981.91, 61,496.78 and 17,288.01 is: 25,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.91 : 61,496.78 = 17,288.01 : x
  2. Step 2: Convert to fraction form
    40,981.91/61,496.78 = 17,288.01/x
  3. Step 3: Cross multiply
    40,981.91x = 61,496.78 × 17,288.01
  4. Step 4: Simplify right side
    40,981.91x = 1,063,156,861.17
  5. Step 5: Solve for x
    x = 1,063,156,861.17/40,981.91
  6. Step 6: Final answer
    x = 25,942.10

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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.