Home / 247,632.89-371,502.62-76,851.23

Finding the Fourth Proportional to 247,632.89, 371,502.62 and 76,851.23

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Solution

The fourth proportional to 247,632.89, 371,502.62 and 76,851.23 is: 115,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,632.89 : 371,502.62 = 76,851.23 : x
  2. Step 2: Convert to fraction form
    247,632.89/371,502.62 = 76,851.23/x
  3. Step 3: Cross multiply
    247,632.89x = 371,502.62 × 76,851.23
  4. Step 4: Simplify right side
    247,632.89x = 28,550,431,053.45
  5. Step 5: Solve for x
    x = 28,550,431,053.45/247,632.89
  6. Step 6: Final answer
    x = 115,293.37

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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.