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Finding the Fourth Proportional to 62,857.96, 86,762.37 and 37,382.28

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Solution

The fourth proportional to 62,857.96, 86,762.37 and 37,382.28 is: 51,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,857.96 : 86,762.37 = 37,382.28 : x
  2. Step 2: Convert to fraction form
    62,857.96/86,762.37 = 37,382.28/x
  3. Step 3: Cross multiply
    62,857.96x = 86,762.37 × 37,382.28
  4. Step 4: Simplify right side
    62,857.96x = 3,243,375,023.63
  5. Step 5: Solve for x
    x = 3,243,375,023.63/62,857.96
  6. Step 6: Final answer
    x = 51,598.48

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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.