Home / 164,899.08-227,561.94-89,448.12

Finding the Fourth Proportional to 164,899.08, 227,561.94 and 89,448.12

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Solution

The fourth proportional to 164,899.08, 227,561.94 and 89,448.12 is: 123,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,899.08 : 227,561.94 = 89,448.12 : x
  2. Step 2: Convert to fraction form
    164,899.08/227,561.94 = 89,448.12/x
  3. Step 3: Cross multiply
    164,899.08x = 227,561.94 × 89,448.12
  4. Step 4: Simplify right side
    164,899.08x = 20,354,987,716.55
  5. Step 5: Solve for x
    x = 20,354,987,716.55/164,899.08
  6. Step 6: Final answer
    x = 123,439.06

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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.