Home / 110,486.32-165,705.60-31,579.36

Finding the Fourth Proportional to 110,486.32, 165,705.60 and 31,579.36

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Solution

The fourth proportional to 110,486.32, 165,705.60 and 31,579.36 is: 47,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,486.32 : 165,705.60 = 31,579.36 : x
  2. Step 2: Convert to fraction form
    110,486.32/165,705.60 = 31,579.36/x
  3. Step 3: Cross multiply
    110,486.32x = 165,705.60 × 31,579.36
  4. Step 4: Simplify right side
    110,486.32x = 5,232,876,796.42
  5. Step 5: Solve for x
    x = 5,232,876,796.42/110,486.32
  6. Step 6: Final answer
    x = 47,362.21

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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.