Home / 97,152.06-134,067.20-54,709.68

Finding the Fourth Proportional to 97,152.06, 134,067.20 and 54,709.68

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Solution

The fourth proportional to 97,152.06, 134,067.20 and 54,709.68 is: 75,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152.06 : 134,067.20 = 54,709.68 : x
  2. Step 2: Convert to fraction form
    97,152.06/134,067.20 = 54,709.68/x
  3. Step 3: Cross multiply
    97,152.06x = 134,067.20 × 54,709.68
  4. Step 4: Simplify right side
    97,152.06x = 7,334,773,610.50
  5. Step 5: Solve for x
    x = 7,334,773,610.50/97,152.06
  6. Step 6: Final answer
    x = 75,497.87

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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.