Home / 111,928.92-154,462.28-60,942.08

Finding the Fourth Proportional to 111,928.92, 154,462.28 and 60,942.08

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Solution

The fourth proportional to 111,928.92, 154,462.28 and 60,942.08 is: 84,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,928.92 : 154,462.28 = 60,942.08 : x
  2. Step 2: Convert to fraction form
    111,928.92/154,462.28 = 60,942.08/x
  3. Step 3: Cross multiply
    111,928.92x = 154,462.28 × 60,942.08
  4. Step 4: Simplify right side
    111,928.92x = 9,413,252,624.74
  5. Step 5: Solve for x
    x = 9,413,252,624.74/111,928.92
  6. Step 6: Final answer
    x = 84,100.27

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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.