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Finding the Fourth Proportional to 63,026.93, 86,973.04 and 34,732.61

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Solution

The fourth proportional to 63,026.93, 86,973.04 and 34,732.61 is: 47,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,026.93 : 86,973.04 = 34,732.61 : x
  2. Step 2: Convert to fraction form
    63,026.93/86,973.04 = 34,732.61/x
  3. Step 3: Cross multiply
    63,026.93x = 86,973.04 × 34,732.61
  4. Step 4: Simplify right side
    63,026.93x = 3,020,800,678.83
  5. Step 5: Solve for x
    x = 3,020,800,678.83/63,026.93
  6. Step 6: Final answer
    x = 47,928.73

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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.