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Finding the Fourth Proportional to 101,101.41, 151,587.24 and 41,977.89

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Solution

The fourth proportional to 101,101.41, 151,587.24 and 41,977.89 is: 62,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,101.41 : 151,587.24 = 41,977.89 : x
  2. Step 2: Convert to fraction form
    101,101.41/151,587.24 = 41,977.89/x
  3. Step 3: Cross multiply
    101,101.41x = 151,587.24 × 41,977.89
  4. Step 4: Simplify right side
    101,101.41x = 6,363,312,276.23
  5. Step 5: Solve for x
    x = 6,363,312,276.23/101,101.41
  6. Step 6: Final answer
    x = 62,939.90

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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.