Home / 61,822.44-85,269.92-39,165.12

Finding the Fourth Proportional to 61,822.44, 85,269.92 and 39,165.12

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Solution

The fourth proportional to 61,822.44, 85,269.92 and 39,165.12 is: 54,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,822.44 : 85,269.92 = 39,165.12 : x
  2. Step 2: Convert to fraction form
    61,822.44/85,269.92 = 39,165.12/x
  3. Step 3: Cross multiply
    61,822.44x = 85,269.92 × 39,165.12
  4. Step 4: Simplify right side
    61,822.44x = 3,339,606,453.36
  5. Step 5: Solve for x
    x = 3,339,606,453.36/61,822.44
  6. Step 6: Final answer
    x = 54,019.32

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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.