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Finding the Fourth Proportional to 75,050.66, 103,569.54 and 41,058.53

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Solution

The fourth proportional to 75,050.66, 103,569.54 and 41,058.53 is: 56,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,050.66 : 103,569.54 = 41,058.53 : x
  2. Step 2: Convert to fraction form
    75,050.66/103,569.54 = 41,058.53/x
  3. Step 3: Cross multiply
    75,050.66x = 103,569.54 × 41,058.53
  4. Step 4: Simplify right side
    75,050.66x = 4,252,413,324.10
  5. Step 5: Solve for x
    x = 4,252,413,324.10/75,050.66
  6. Step 6: Final answer
    x = 56,660.57

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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.