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Finding the Fourth Proportional to 62,395.58, 86,123.55 and 36,910.79

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Solution

The fourth proportional to 62,395.58, 86,123.55 and 36,910.79 is: 50,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,395.58 : 86,123.55 = 36,910.79 : x
  2. Step 2: Convert to fraction form
    62,395.58/86,123.55 = 36,910.79/x
  3. Step 3: Cross multiply
    62,395.58x = 86,123.55 × 36,910.79
  4. Step 4: Simplify right side
    62,395.58x = 3,178,887,837.49
  5. Step 5: Solve for x
    x = 3,178,887,837.49/62,395.58
  6. Step 6: Final answer
    x = 50,947.33

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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.