Home / 50,987.98-76,492.77-15,930.28

Finding the Fourth Proportional to 50,987.98, 76,492.77 and 15,930.28

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Solution

The fourth proportional to 50,987.98, 76,492.77 and 15,930.28 is: 23,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.98 : 76,492.77 = 15,930.28 : x
  2. Step 2: Convert to fraction form
    50,987.98/76,492.77 = 15,930.28/x
  3. Step 3: Cross multiply
    50,987.98x = 76,492.77 × 15,930.28
  4. Step 4: Simplify right side
    50,987.98x = 1,218,551,244.08
  5. Step 5: Solve for x
    x = 1,218,551,244.08/50,987.98
  6. Step 6: Final answer
    x = 23,898.79

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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.