Home / 119,238.02-178,745.84-40,297.04

Finding the Fourth Proportional to 119,238.02, 178,745.84 and 40,297.04

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Solution

The fourth proportional to 119,238.02, 178,745.84 and 40,297.04 is: 60,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,238.02 : 178,745.84 = 40,297.04 : x
  2. Step 2: Convert to fraction form
    119,238.02/178,745.84 = 40,297.04/x
  3. Step 3: Cross multiply
    119,238.02x = 178,745.84 × 40,297.04
  4. Step 4: Simplify right side
    119,238.02x = 7,202,928,264.31
  5. Step 5: Solve for x
    x = 7,202,928,264.31/119,238.02
  6. Step 6: Final answer
    x = 60,407.98

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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.