Home / 49,916.28-74,387.91-48,476.88

Finding the Fourth Proportional to 49,916.28, 74,387.91 and 48,476.88

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Solution

The fourth proportional to 49,916.28, 74,387.91 and 48,476.88 is: 72,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.28 : 74,387.91 = 48,476.88 : x
  2. Step 2: Convert to fraction form
    49,916.28/74,387.91 = 48,476.88/x
  3. Step 3: Cross multiply
    49,916.28x = 74,387.91 × 48,476.88
  4. Step 4: Simplify right side
    49,916.28x = 3,606,093,786.52
  5. Step 5: Solve for x
    x = 3,606,093,786.52/49,916.28
  6. Step 6: Final answer
    x = 72,242.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.