Home / 111,923.75-154,456.70-60,937.94

Finding the Fourth Proportional to 111,923.75, 154,456.70 and 60,937.94

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Solution

The fourth proportional to 111,923.75, 154,456.70 and 60,937.94 is: 84,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,923.75 : 154,456.70 = 60,937.94 : x
  2. Step 2: Convert to fraction form
    111,923.75/154,456.70 = 60,937.94/x
  3. Step 3: Cross multiply
    111,923.75x = 154,456.70 × 60,937.94
  4. Step 4: Simplify right side
    111,923.75x = 9,412,273,198.65
  5. Step 5: Solve for x
    x = 9,412,273,198.65/111,923.75
  6. Step 6: Final answer
    x = 84,095.40

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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.