Home / 110,380.14-152,320.37-62,630.64

Finding the Fourth Proportional to 110,380.14, 152,320.37 and 62,630.64

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Solution

The fourth proportional to 110,380.14, 152,320.37 and 62,630.64 is: 86,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,380.14 : 152,320.37 = 62,630.64 : x
  2. Step 2: Convert to fraction form
    110,380.14/152,320.37 = 62,630.64/x
  3. Step 3: Cross multiply
    110,380.14x = 152,320.37 × 62,630.64
  4. Step 4: Simplify right side
    110,380.14x = 9,539,921,944.98
  5. Step 5: Solve for x
    x = 9,539,921,944.98/110,380.14
  6. Step 6: Final answer
    x = 86,427.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.