Home / 40,838.99-61,274.33-15,896.55

Finding the Fourth Proportional to 40,838.99, 61,274.33 and 15,896.55

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Solution

The fourth proportional to 40,838.99, 61,274.33 and 15,896.55 is: 23,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,838.99 : 61,274.33 = 15,896.55 : x
  2. Step 2: Convert to fraction form
    40,838.99/61,274.33 = 15,896.55/x
  3. Step 3: Cross multiply
    40,838.99x = 61,274.33 × 15,896.55
  4. Step 4: Simplify right side
    40,838.99x = 974,050,371.08
  5. Step 5: Solve for x
    x = 974,050,371.08/40,838.99
  6. Step 6: Final answer
    x = 23,850.99

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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.