Home / 97,291.78-134,260.86-54,850.36

Finding the Fourth Proportional to 97,291.78, 134,260.86 and 54,850.36

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Solution

The fourth proportional to 97,291.78, 134,260.86 and 54,850.36 is: 75,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,291.78 : 134,260.86 = 54,850.36 : x
  2. Step 2: Convert to fraction form
    97,291.78/134,260.86 = 54,850.36/x
  3. Step 3: Cross multiply
    97,291.78x = 134,260.86 × 54,850.36
  4. Step 4: Simplify right side
    97,291.78x = 7,364,256,504.91
  5. Step 5: Solve for x
    x = 7,364,256,504.91/97,291.78
  6. Step 6: Final answer
    x = 75,692.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.