Home / 164,590.24-227,134.32-89,139.04

Finding the Fourth Proportional to 164,590.24, 227,134.32 and 89,139.04

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Solution

The fourth proportional to 164,590.24, 227,134.32 and 89,139.04 is: 123,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,590.24 : 227,134.32 = 89,139.04 : x
  2. Step 2: Convert to fraction form
    164,590.24/227,134.32 = 89,139.04/x
  3. Step 3: Cross multiply
    164,590.24x = 227,134.32 × 89,139.04
  4. Step 4: Simplify right side
    164,590.24x = 20,246,535,235.85
  5. Step 5: Solve for x
    x = 20,246,535,235.85/164,590.24
  6. Step 6: Final answer
    x = 123,011.76

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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.