Home / 229,182.23-342,229.87-187,144.45

Finding the Fourth Proportional to 229,182.23, 342,229.87 and 187,144.45

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Solution

The fourth proportional to 229,182.23, 342,229.87 and 187,144.45 is: 279,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,182.23 : 342,229.87 = 187,144.45 : x
  2. Step 2: Convert to fraction form
    229,182.23/342,229.87 = 187,144.45/x
  3. Step 3: Cross multiply
    229,182.23x = 342,229.87 × 187,144.45
  4. Step 4: Simplify right side
    229,182.23x = 64,046,420,794.72
  5. Step 5: Solve for x
    x = 64,046,420,794.72/229,182.23
  6. Step 6: Final answer
    x = 279,456.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.