Home / 151,021.52-226,516.69-51,179.13

Finding the Fourth Proportional to 151,021.52, 226,516.69 and 51,179.13

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Solution

The fourth proportional to 151,021.52, 226,516.69 and 51,179.13 is: 76,763.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,021.52 : 226,516.69 = 51,179.13 : x
  2. Step 2: Convert to fraction form
    151,021.52/226,516.69 = 51,179.13/x
  3. Step 3: Cross multiply
    151,021.52x = 226,516.69 × 51,179.13
  4. Step 4: Simplify right side
    151,021.52x = 11,592,926,900.77
  5. Step 5: Solve for x
    x = 11,592,926,900.77/151,021.52
  6. Step 6: Final answer
    x = 76,763.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.