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Finding the Fourth Proportional to 35,754.86, 49,341.08 and 19,839.04

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Solution

The fourth proportional to 35,754.86, 49,341.08 and 19,839.04 is: 27,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.86 : 49,341.08 = 19,839.04 : x
  2. Step 2: Convert to fraction form
    35,754.86/49,341.08 = 19,839.04/x
  3. Step 3: Cross multiply
    35,754.86x = 49,341.08 × 19,839.04
  4. Step 4: Simplify right side
    35,754.86x = 978,879,659.76
  5. Step 5: Solve for x
    x = 978,879,659.76/35,754.86
  6. Step 6: Final answer
    x = 27,377.53

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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.