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Finding the Fourth Proportional to 62,910.54, 86,818.92 and 36,058.22

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Solution

The fourth proportional to 62,910.54, 86,818.92 and 36,058.22 is: 49,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,910.54 : 86,818.92 = 36,058.22 : x
  2. Step 2: Convert to fraction form
    62,910.54/86,818.92 = 36,058.22/x
  3. Step 3: Cross multiply
    62,910.54x = 86,818.92 × 36,058.22
  4. Step 4: Simplify right side
    62,910.54x = 3,130,535,717.52
  5. Step 5: Solve for x
    x = 3,130,535,717.52/62,910.54
  6. Step 6: Final answer
    x = 49,761.70

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1.5x scale

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.