Home / 152,477.23-228,717.67-72,523.70

Finding the Fourth Proportional to 152,477.23, 228,717.67 and 72,523.70

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Solution

The fourth proportional to 152,477.23, 228,717.67 and 72,523.70 is: 108,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,477.23 : 228,717.67 = 72,523.70 : x
  2. Step 2: Convert to fraction form
    152,477.23/228,717.67 = 72,523.70/x
  3. Step 3: Cross multiply
    152,477.23x = 228,717.67 × 72,523.70
  4. Step 4: Simplify right side
    152,477.23x = 16,587,451,321.16
  5. Step 5: Solve for x
    x = 16,587,451,321.16/152,477.23
  6. Step 6: Final answer
    x = 108,786.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.