Home / 50,821.71-76,302.39-25,878.52

Finding the Fourth Proportional to 50,821.71, 76,302.39 and 25,878.52

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Solution

The fourth proportional to 50,821.71, 76,302.39 and 25,878.52 is: 38,853.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,821.71 : 76,302.39 = 25,878.52 : x
  2. Step 2: Convert to fraction form
    50,821.71/76,302.39 = 25,878.52/x
  3. Step 3: Cross multiply
    50,821.71x = 76,302.39 × 25,878.52
  4. Step 4: Simplify right side
    50,821.71x = 1,974,592,925.66
  5. Step 5: Solve for x
    x = 1,974,592,925.66/50,821.71
  6. Step 6: Final answer
    x = 38,853.34

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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.