Home / 45,261.28-67,887.52-27,722.08

Finding the Fourth Proportional to 45,261.28, 67,887.52 and 27,722.08

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Solution

The fourth proportional to 45,261.28, 67,887.52 and 27,722.08 is: 41,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,261.28 : 67,887.52 = 27,722.08 : x
  2. Step 2: Convert to fraction form
    45,261.28/67,887.52 = 27,722.08/x
  3. Step 3: Cross multiply
    45,261.28x = 67,887.52 × 27,722.08
  4. Step 4: Simplify right side
    45,261.28x = 1,881,983,260.44
  5. Step 5: Solve for x
    x = 1,881,983,260.44/45,261.28
  6. Step 6: Final answer
    x = 41,580.43

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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.