Home / 157,770.61-236,725.29-82,873.36

Finding the Fourth Proportional to 157,770.61, 236,725.29 and 82,873.36

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Solution

The fourth proportional to 157,770.61, 236,725.29 and 82,873.36 is: 124,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,770.61 : 236,725.29 = 82,873.36 : x
  2. Step 2: Convert to fraction form
    157,770.61/236,725.29 = 82,873.36/x
  3. Step 3: Cross multiply
    157,770.61x = 236,725.29 × 82,873.36
  4. Step 4: Simplify right side
    157,770.61x = 19,618,220,179.27
  5. Step 5: Solve for x
    x = 19,618,220,179.27/157,770.61
  6. Step 6: Final answer
    x = 124,346.48

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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.