Home / 229,112.80-343,669.20-60,632.80

Finding the Fourth Proportional to 229,112.80, 343,669.20 and 60,632.80

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Solution

The fourth proportional to 229,112.80, 343,669.20 and 60,632.80 is: 90,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,112.80 : 343,669.20 = 60,632.80 : x
  2. Step 2: Convert to fraction form
    229,112.80/343,669.20 = 60,632.80/x
  3. Step 3: Cross multiply
    229,112.80x = 343,669.20 × 60,632.80
  4. Step 4: Simplify right side
    229,112.80x = 20,837,625,869.76
  5. Step 5: Solve for x
    x = 20,837,625,869.76/229,112.80
  6. Step 6: Final answer
    x = 90,949.20

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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.