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Finding the Fourth Proportional to 59,921.87, 82,680.63 and 36,050.08

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Solution

The fourth proportional to 59,921.87, 82,680.63 and 36,050.08 is: 49,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,921.87 : 82,680.63 = 36,050.08 : x
  2. Step 2: Convert to fraction form
    59,921.87/82,680.63 = 36,050.08/x
  3. Step 3: Cross multiply
    59,921.87x = 82,680.63 × 36,050.08
  4. Step 4: Simplify right side
    59,921.87x = 2,980,643,325.95
  5. Step 5: Solve for x
    x = 2,980,643,325.95/59,921.87
  6. Step 6: Final answer
    x = 49,742.16

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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.