Home / 260,982.46-360,138.72-153,531.73

Finding the Fourth Proportional to 260,982.46, 360,138.72 and 153,531.73

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Solution

The fourth proportional to 260,982.46, 360,138.72 and 153,531.73 is: 211,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,982.46 : 360,138.72 = 153,531.73 : x
  2. Step 2: Convert to fraction form
    260,982.46/360,138.72 = 153,531.73/x
  3. Step 3: Cross multiply
    260,982.46x = 360,138.72 × 153,531.73
  4. Step 4: Simplify right side
    260,982.46x = 55,292,720,721.59
  5. Step 5: Solve for x
    x = 55,292,720,721.59/260,982.46
  6. Step 6: Final answer
    x = 211,863.74

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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.