Home / 49,993.47-69,008.36-28,781.19

Finding the Fourth Proportional to 49,993.47, 69,008.36 and 28,781.19

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Solution

The fourth proportional to 49,993.47, 69,008.36 and 28,781.19 is: 39,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.47 : 69,008.36 = 28,781.19 : x
  2. Step 2: Convert to fraction form
    49,993.47/69,008.36 = 28,781.19/x
  3. Step 3: Cross multiply
    49,993.47x = 69,008.36 × 28,781.19
  4. Step 4: Simplify right side
    49,993.47x = 1,986,142,792.70
  5. Step 5: Solve for x
    x = 1,986,142,792.70/49,993.47
  6. Step 6: Final answer
    x = 39,728.04

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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.