Home / 222,921.85-307,572.64-132,202.39

Finding the Fourth Proportional to 222,921.85, 307,572.64 and 132,202.39

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Solution

The fourth proportional to 222,921.85, 307,572.64 and 132,202.39 is: 182,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,921.85 : 307,572.64 = 132,202.39 : x
  2. Step 2: Convert to fraction form
    222,921.85/307,572.64 = 132,202.39/x
  3. Step 3: Cross multiply
    222,921.85x = 307,572.64 × 132,202.39
  4. Step 4: Simplify right side
    222,921.85x = 40,661,838,106.61
  5. Step 5: Solve for x
    x = 40,661,838,106.61/222,921.85
  6. Step 6: Final answer
    x = 182,404.00

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1.5x scale

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.