Home / 181,855.12-272,745.41-114,356.20

Finding the Fourth Proportional to 181,855.12, 272,745.41 and 114,356.20

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Solution

The fourth proportional to 181,855.12, 272,745.41 and 114,356.20 is: 171,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,855.12 : 272,745.41 = 114,356.20 : x
  2. Step 2: Convert to fraction form
    181,855.12/272,745.41 = 114,356.20/x
  3. Step 3: Cross multiply
    181,855.12x = 272,745.41 × 114,356.20
  4. Step 4: Simplify right side
    181,855.12x = 31,190,128,259.07
  5. Step 5: Solve for x
    x = 31,190,128,259.07/181,855.12
  6. Step 6: Final answer
    x = 171,510.86

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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.