Home / 151,359.60-226,877.40-51,427.20

Finding the Fourth Proportional to 151,359.60, 226,877.40 and 51,427.20

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Solution

The fourth proportional to 151,359.60, 226,877.40 and 51,427.20 is: 77,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,359.60 : 226,877.40 = 51,427.20 : x
  2. Step 2: Convert to fraction form
    151,359.60/226,877.40 = 51,427.20/x
  3. Step 3: Cross multiply
    151,359.60x = 226,877.40 × 51,427.20
  4. Step 4: Simplify right side
    151,359.60x = 11,667,669,425.28
  5. Step 5: Solve for x
    x = 11,667,669,425.28/151,359.60
  6. Step 6: Final answer
    x = 77,085.76

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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.