Home / 45,848.79-68,747.27-27,131.31

Finding the Fourth Proportional to 45,848.79, 68,747.27 and 27,131.31

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Solution

The fourth proportional to 45,848.79, 68,747.27 and 27,131.31 is: 40,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.79 : 68,747.27 = 27,131.31 : x
  2. Step 2: Convert to fraction form
    45,848.79/68,747.27 = 27,131.31/x
  3. Step 3: Cross multiply
    45,848.79x = 68,747.27 × 27,131.31
  4. Step 4: Simplify right side
    45,848.79x = 1,865,203,358.37
  5. Step 5: Solve for x
    x = 1,865,203,358.37/45,848.79
  6. Step 6: Final answer
    x = 40,681.63

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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.