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Finding the Fourth Proportional to 35,523.68, 49,028.68 and 21,377.84

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Solution

The fourth proportional to 35,523.68, 49,028.68 and 21,377.84 is: 29,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,523.68 : 49,028.68 = 21,377.84 : x
  2. Step 2: Convert to fraction form
    35,523.68/49,028.68 = 21,377.84/x
  3. Step 3: Cross multiply
    35,523.68x = 49,028.68 × 21,377.84
  4. Step 4: Simplify right side
    35,523.68x = 1,048,127,276.45
  5. Step 5: Solve for x
    x = 1,048,127,276.45/35,523.68
  6. Step 6: Final answer
    x = 29,505.03

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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.