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Finding the Fourth Proportional to 73,617.78, 101,595.33 and 41,788.02

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Solution

The fourth proportional to 73,617.78, 101,595.33 and 41,788.02 is: 57,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,617.78 : 101,595.33 = 41,788.02 : x
  2. Step 2: Convert to fraction form
    73,617.78/101,595.33 = 41,788.02/x
  3. Step 3: Cross multiply
    73,617.78x = 101,595.33 × 41,788.02
  4. Step 4: Simplify right side
    73,617.78x = 4,245,467,681.95
  5. Step 5: Solve for x
    x = 4,245,467,681.95/73,617.78
  6. Step 6: Final answer
    x = 57,669.05

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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.