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Finding the Fourth Proportional to 44,781.30, 61,756.24 and 27,788.30

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Solution

The fourth proportional to 44,781.30, 61,756.24 and 27,788.30 is: 38,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.30 : 61,756.24 = 27,788.30 : x
  2. Step 2: Convert to fraction form
    44,781.30/61,756.24 = 27,788.30/x
  3. Step 3: Cross multiply
    44,781.30x = 61,756.24 × 27,788.30
  4. Step 4: Simplify right side
    44,781.30x = 1,716,100,923.99
  5. Step 5: Solve for x
    x = 1,716,100,923.99/44,781.30
  6. Step 6: Final answer
    x = 38,321.82

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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.