Home / 99,027.44-148,481.85-31,530.32

Finding the Fourth Proportional to 99,027.44, 148,481.85 and 31,530.32

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Solution

The fourth proportional to 99,027.44, 148,481.85 and 31,530.32 is: 47,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,027.44 : 148,481.85 = 31,530.32 : x
  2. Step 2: Convert to fraction form
    99,027.44/148,481.85 = 31,530.32/x
  3. Step 3: Cross multiply
    99,027.44x = 148,481.85 × 31,530.32
  4. Step 4: Simplify right side
    99,027.44x = 4,681,680,244.69
  5. Step 5: Solve for x
    x = 4,681,680,244.69/99,027.44
  6. Step 6: Final answer
    x = 47,276.60

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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.