Home / 49,561.67-68,396.13-28,051.42

Finding the Fourth Proportional to 49,561.67, 68,396.13 and 28,051.42

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Solution

The fourth proportional to 49,561.67, 68,396.13 and 28,051.42 is: 38,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,561.67 : 68,396.13 = 28,051.42 : x
  2. Step 2: Convert to fraction form
    49,561.67/68,396.13 = 28,051.42/x
  3. Step 3: Cross multiply
    49,561.67x = 68,396.13 × 28,051.42
  4. Step 4: Simplify right side
    49,561.67x = 1,918,608,398.01
  5. Step 5: Solve for x
    x = 1,918,608,398.01/49,561.67
  6. Step 6: Final answer
    x = 38,711.53

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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.