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Finding the Fourth Proportional to 63,408.65, 94,983.80 and 30,027.51

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Solution

The fourth proportional to 63,408.65, 94,983.80 and 30,027.51 is: 44,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,408.65 : 94,983.80 = 30,027.51 : x
  2. Step 2: Convert to fraction form
    63,408.65/94,983.80 = 30,027.51/x
  3. Step 3: Cross multiply
    63,408.65x = 94,983.80 × 30,027.51
  4. Step 4: Simplify right side
    63,408.65x = 2,852,126,854.20
  5. Step 5: Solve for x
    x = 2,852,126,854.20/63,408.65
  6. Step 6: Final answer
    x = 44,980.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.