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Finding the Fourth Proportional to 62,490.67, 86,182.57 and 44,305.49

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Solution

The fourth proportional to 62,490.67, 86,182.57 and 44,305.49 is: 61,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.67 : 86,182.57 = 44,305.49 : x
  2. Step 2: Convert to fraction form
    62,490.67/86,182.57 = 44,305.49/x
  3. Step 3: Cross multiply
    62,490.67x = 86,182.57 × 44,305.49
  4. Step 4: Simplify right side
    62,490.67x = 3,818,360,993.31
  5. Step 5: Solve for x
    x = 3,818,360,993.31/62,490.67
  6. Step 6: Final answer
    x = 61,102.90

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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.