Home / 165,006.80-227,708.06-89,555.30

Finding the Fourth Proportional to 165,006.80, 227,708.06 and 89,555.30

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Solution

The fourth proportional to 165,006.80, 227,708.06 and 89,555.30 is: 123,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,006.80 : 227,708.06 = 89,555.30 : x
  2. Step 2: Convert to fraction form
    165,006.80/227,708.06 = 89,555.30/x
  3. Step 3: Cross multiply
    165,006.80x = 227,708.06 × 89,555.30
  4. Step 4: Simplify right side
    165,006.80x = 20,392,463,625.72
  5. Step 5: Solve for x
    x = 20,392,463,625.72/165,006.80
  6. Step 6: Final answer
    x = 123,585.60

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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.