Home / 240,587.20-331,893.40-158,947.48

Finding the Fourth Proportional to 240,587.20, 331,893.40 and 158,947.48

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Solution

The fourth proportional to 240,587.20, 331,893.40 and 158,947.48 is: 219,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,587.20 : 331,893.40 = 158,947.48 : x
  2. Step 2: Convert to fraction form
    240,587.20/331,893.40 = 158,947.48/x
  3. Step 3: Cross multiply
    240,587.20x = 331,893.40 × 158,947.48
  4. Step 4: Simplify right side
    240,587.20x = 52,753,619,558.63
  5. Step 5: Solve for x
    x = 52,753,619,558.63/240,587.20
  6. Step 6: Final answer
    x = 219,270.27

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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.