Home / 111,923.91-154,450.17-60,935.54

Finding the Fourth Proportional to 111,923.91, 154,450.17 and 60,935.54

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Solution

The fourth proportional to 111,923.91, 154,450.17 and 60,935.54 is: 84,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,923.91 : 154,450.17 = 60,935.54 : x
  2. Step 2: Convert to fraction form
    111,923.91/154,450.17 = 60,935.54/x
  3. Step 3: Cross multiply
    111,923.91x = 154,450.17 × 60,935.54
  4. Step 4: Simplify right side
    111,923.91x = 9,411,503,739.79
  5. Step 5: Solve for x
    x = 9,411,503,739.79/111,923.91
  6. Step 6: Final answer
    x = 84,088.41

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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.