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Finding the Fourth Proportional to 59,643.15, 82,286.95 and 36,973.83

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Solution

The fourth proportional to 59,643.15, 82,286.95 and 36,973.83 is: 51,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,643.15 : 82,286.95 = 36,973.83 : x
  2. Step 2: Convert to fraction form
    59,643.15/82,286.95 = 36,973.83/x
  3. Step 3: Cross multiply
    59,643.15x = 82,286.95 × 36,973.83
  4. Step 4: Simplify right side
    59,643.15x = 3,042,463,700.52
  5. Step 5: Solve for x
    x = 3,042,463,700.52/59,643.15
  6. Step 6: Final answer
    x = 51,011.12

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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.