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Finding the Fourth Proportional to 88,295.76, 121,845.56 and 50,058.83

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Solution

The fourth proportional to 88,295.76, 121,845.56 and 50,058.83 is: 69,079.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,295.76 : 121,845.56 = 50,058.83 : x
  2. Step 2: Convert to fraction form
    88,295.76/121,845.56 = 50,058.83/x
  3. Step 3: Cross multiply
    88,295.76x = 121,845.56 × 50,058.83
  4. Step 4: Simplify right side
    88,295.76x = 6,099,446,174.29
  5. Step 5: Solve for x
    x = 6,099,446,174.29/88,295.76
  6. Step 6: Final answer
    x = 69,079.72

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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.