Home / 148,232.37-204,559.71-80,248.86

Finding the Fourth Proportional to 148,232.37, 204,559.71 and 80,248.86

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Solution

The fourth proportional to 148,232.37, 204,559.71 and 80,248.86 is: 110,742.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,232.37 : 204,559.71 = 80,248.86 : x
  2. Step 2: Convert to fraction form
    148,232.37/204,559.71 = 80,248.86/x
  3. Step 3: Cross multiply
    148,232.37x = 204,559.71 × 80,248.86
  4. Step 4: Simplify right side
    148,232.37x = 16,415,683,529.43
  5. Step 5: Solve for x
    x = 16,415,683,529.43/148,232.37
  6. Step 6: Final answer
    x = 110,742.91

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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.