Home / 151,779.36-227,605.86-51,919.32

Finding the Fourth Proportional to 151,779.36, 227,605.86 and 51,919.32

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Solution

The fourth proportional to 151,779.36, 227,605.86 and 51,919.32 is: 77,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,779.36 : 227,605.86 = 51,919.32 : x
  2. Step 2: Convert to fraction form
    151,779.36/227,605.86 = 51,919.32/x
  3. Step 3: Cross multiply
    151,779.36x = 227,605.86 × 51,919.32
  4. Step 4: Simplify right side
    151,779.36x = 11,817,141,479.22
  5. Step 5: Solve for x
    x = 11,817,141,479.22/151,779.36
  6. Step 6: Final answer
    x = 77,857.37

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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.