Home / 39,745.12-59,617.44-10,162.90

Finding the Fourth Proportional to 39,745.12, 59,617.44 and 10,162.90

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Solution

The fourth proportional to 39,745.12, 59,617.44 and 10,162.90 is: 15,244.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745.12 : 59,617.44 = 10,162.90 : x
  2. Step 2: Convert to fraction form
    39,745.12/59,617.44 = 10,162.90/x
  3. Step 3: Cross multiply
    39,745.12x = 59,617.44 × 10,162.90
  4. Step 4: Simplify right side
    39,745.12x = 605,886,080.98
  5. Step 5: Solve for x
    x = 605,886,080.98/39,745.12
  6. Step 6: Final answer
    x = 15,244.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.