Home / 45,099.78-62,239.92-27,200.58

Finding the Fourth Proportional to 45,099.78, 62,239.92 and 27,200.58

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Solution

The fourth proportional to 45,099.78, 62,239.92 and 27,200.58 is: 37,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,099.78 : 62,239.92 = 27,200.58 : x
  2. Step 2: Convert to fraction form
    45,099.78/62,239.92 = 27,200.58/x
  3. Step 3: Cross multiply
    45,099.78x = 62,239.92 × 27,200.58
  4. Step 4: Simplify right side
    45,099.78x = 1,692,961,923.15
  5. Step 5: Solve for x
    x = 1,692,961,923.15/45,099.78
  6. Step 6: Final answer
    x = 37,538.14

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1.5x scale

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.