Home / 164,700.66-227,287.02-89,249.16

Finding the Fourth Proportional to 164,700.66, 227,287.02 and 89,249.16

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Solution

The fourth proportional to 164,700.66, 227,287.02 and 89,249.16 is: 123,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,700.66 : 227,287.02 = 89,249.16 : x
  2. Step 2: Convert to fraction form
    164,700.66/227,287.02 = 89,249.16/x
  3. Step 3: Cross multiply
    164,700.66x = 227,287.02 × 89,249.16
  4. Step 4: Simplify right side
    164,700.66x = 20,285,174,477.47
  5. Step 5: Solve for x
    x = 20,285,174,477.47/164,700.66
  6. Step 6: Final answer
    x = 123,163.90

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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.