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Finding the Fourth Proportional to 65,599.14, 90,525.80 and 36,527.31

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Solution

The fourth proportional to 65,599.14, 90,525.80 and 36,527.31 is: 50,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,599.14 : 90,525.80 = 36,527.31 : x
  2. Step 2: Convert to fraction form
    65,599.14/90,525.80 = 36,527.31/x
  3. Step 3: Cross multiply
    65,599.14x = 90,525.80 × 36,527.31
  4. Step 4: Simplify right side
    65,599.14x = 3,306,663,776.96
  5. Step 5: Solve for x
    x = 3,306,663,776.96/65,599.14
  6. Step 6: Final answer
    x = 50,407.12

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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.