Home / 165,163.06-227,923.76-89,712.10

Finding the Fourth Proportional to 165,163.06, 227,923.76 and 89,712.10

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Solution

The fourth proportional to 165,163.06, 227,923.76 and 89,712.10 is: 123,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,163.06 : 227,923.76 = 89,712.10 : x
  2. Step 2: Convert to fraction form
    165,163.06/227,923.76 = 89,712.10/x
  3. Step 3: Cross multiply
    165,163.06x = 227,923.76 × 89,712.10
  4. Step 4: Simplify right side
    165,163.06x = 20,447,519,149.50
  5. Step 5: Solve for x
    x = 20,447,519,149.50/165,163.06
  6. Step 6: Final answer
    x = 123,802.01

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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.