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Finding the Fourth Proportional to 62,525.76, 86,293.76 and 35,662.11

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Solution

The fourth proportional to 62,525.76, 86,293.76 and 35,662.11 is: 49,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,525.76 : 86,293.76 = 35,662.11 : x
  2. Step 2: Convert to fraction form
    62,525.76/86,293.76 = 35,662.11/x
  3. Step 3: Cross multiply
    62,525.76x = 86,293.76 × 35,662.11
  4. Step 4: Simplify right side
    62,525.76x = 3,077,417,561.43
  5. Step 5: Solve for x
    x = 3,077,417,561.43/62,525.76
  6. Step 6: Final answer
    x = 49,218.40

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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.