Home / 174,738.72-262,121.76-62,443.20

Finding the Fourth Proportional to 174,738.72, 262,121.76 and 62,443.20

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Solution

The fourth proportional to 174,738.72, 262,121.76 and 62,443.20 is: 93,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,738.72 : 262,121.76 = 62,443.20 : x
  2. Step 2: Convert to fraction form
    174,738.72/262,121.76 = 62,443.20/x
  3. Step 3: Cross multiply
    174,738.72x = 262,121.76 × 62,443.20
  4. Step 4: Simplify right side
    174,738.72x = 16,367,721,484.03
  5. Step 5: Solve for x
    x = 16,367,721,484.03/174,738.72
  6. Step 6: Final answer
    x = 93,669.69

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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.