Home / 151,301.50-226,886.60-51,434.87

Finding the Fourth Proportional to 151,301.50, 226,886.60 and 51,434.87

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Solution

The fourth proportional to 151,301.50, 226,886.60 and 51,434.87 is: 77,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,301.50 : 226,886.60 = 51,434.87 : x
  2. Step 2: Convert to fraction form
    151,301.50/226,886.60 = 51,434.87/x
  3. Step 3: Cross multiply
    151,301.50x = 226,886.60 × 51,434.87
  4. Step 4: Simplify right side
    151,301.50x = 11,669,881,769.90
  5. Step 5: Solve for x
    x = 11,669,881,769.90/151,301.50
  6. Step 6: Final answer
    x = 77,129.98

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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.