Home / 165,036.42-227,750.22-89,584.92

Finding the Fourth Proportional to 165,036.42, 227,750.22 and 89,584.92

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Solution

The fourth proportional to 165,036.42, 227,750.22 and 89,584.92 is: 123,627.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,036.42 : 227,750.22 = 89,584.92 : x
  2. Step 2: Convert to fraction form
    165,036.42/227,750.22 = 89,584.92/x
  3. Step 3: Cross multiply
    165,036.42x = 227,750.22 × 89,584.92
  4. Step 4: Simplify right side
    165,036.42x = 20,402,985,238.68
  5. Step 5: Solve for x
    x = 20,402,985,238.68/165,036.42
  6. Step 6: Final answer
    x = 123,627.17

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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.