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Finding the Fourth Proportional to 57,850.05, 79,809.51 and 37,699.59

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Solution

The fourth proportional to 57,850.05, 79,809.51 and 37,699.59 is: 52,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,850.05 : 79,809.51 = 37,699.59 : x
  2. Step 2: Convert to fraction form
    57,850.05/79,809.51 = 37,699.59/x
  3. Step 3: Cross multiply
    57,850.05x = 79,809.51 × 37,699.59
  4. Step 4: Simplify right side
    57,850.05x = 3,008,785,406.05
  5. Step 5: Solve for x
    x = 3,008,785,406.05/57,850.05
  6. Step 6: Final answer
    x = 52,010.08

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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.