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Finding the Fourth Proportional to 45,762.87, 63,134.00 and 27,843.51

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Solution

The fourth proportional to 45,762.87, 63,134.00 and 27,843.51 is: 38,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,762.87 : 63,134.00 = 27,843.51 : x
  2. Step 2: Convert to fraction form
    45,762.87/63,134.00 = 27,843.51/x
  3. Step 3: Cross multiply
    45,762.87x = 63,134.00 × 27,843.51
  4. Step 4: Simplify right side
    45,762.87x = 1,757,872,021.12
  5. Step 5: Solve for x
    x = 1,757,872,021.12/45,762.87
  6. Step 6: Final answer
    x = 38,412.63

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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.