Home / 164,899.32-227,561.60-89,448.36

Finding the Fourth Proportional to 164,899.32, 227,561.60 and 89,448.36

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Solution

The fourth proportional to 164,899.32, 227,561.60 and 89,448.36 is: 123,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,899.32 : 227,561.60 = 89,448.36 : x
  2. Step 2: Convert to fraction form
    164,899.32/227,561.60 = 89,448.36/x
  3. Step 3: Cross multiply
    164,899.32x = 227,561.60 × 89,448.36
  4. Step 4: Simplify right side
    164,899.32x = 20,355,011,918.98
  5. Step 5: Solve for x
    x = 20,355,011,918.98/164,899.32
  6. Step 6: Final answer
    x = 123,439.03

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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.