Home / 49,960.98-68,948.16-28,740.24

Finding the Fourth Proportional to 49,960.98, 68,948.16 and 28,740.24

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Solution

The fourth proportional to 49,960.98, 68,948.16 and 28,740.24 is: 39,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,960.98 : 68,948.16 = 28,740.24 : x
  2. Step 2: Convert to fraction form
    49,960.98/68,948.16 = 28,740.24/x
  3. Step 3: Cross multiply
    49,960.98x = 68,948.16 × 28,740.24
  4. Step 4: Simplify right side
    49,960.98x = 1,981,586,665.96
  5. Step 5: Solve for x
    x = 1,981,586,665.96/49,960.98
  6. Step 6: Final answer
    x = 39,662.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.