Home / 48,099.45-66,357.83-31,974.56

Finding the Fourth Proportional to 48,099.45, 66,357.83 and 31,974.56

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Solution

The fourth proportional to 48,099.45, 66,357.83 and 31,974.56 is: 44,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,099.45 : 66,357.83 = 31,974.56 : x
  2. Step 2: Convert to fraction form
    48,099.45/66,357.83 = 31,974.56/x
  3. Step 3: Cross multiply
    48,099.45x = 66,357.83 × 31,974.56
  4. Step 4: Simplify right side
    48,099.45x = 2,121,761,925.14
  5. Step 5: Solve for x
    x = 2,121,761,925.14/48,099.45
  6. Step 6: Final answer
    x = 44,111.98

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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.