Home / 151,618.96-209,512.20-144,335.44

Finding the Fourth Proportional to 151,618.96, 209,512.20 and 144,335.44

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Solution

The fourth proportional to 151,618.96, 209,512.20 and 144,335.44 is: 199,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,618.96 : 209,512.20 = 144,335.44 : x
  2. Step 2: Convert to fraction form
    151,618.96/209,512.20 = 144,335.44/x
  3. Step 3: Cross multiply
    151,618.96x = 209,512.20 × 144,335.44
  4. Step 4: Simplify right side
    151,618.96x = 30,240,035,572.37
  5. Step 5: Solve for x
    x = 30,240,035,572.37/151,618.96
  6. Step 6: Final answer
    x = 199,447.59

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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.