Home / 232,680.47-321,100.34-130,710.24

Finding the Fourth Proportional to 232,680.47, 321,100.34 and 130,710.24

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Solution

The fourth proportional to 232,680.47, 321,100.34 and 130,710.24 is: 180,380.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,680.47 : 321,100.34 = 130,710.24 : x
  2. Step 2: Convert to fraction form
    232,680.47/321,100.34 = 130,710.24/x
  3. Step 3: Cross multiply
    232,680.47x = 321,100.34 × 130,710.24
  4. Step 4: Simplify right side
    232,680.47x = 41,971,101,851.93
  5. Step 5: Solve for x
    x = 41,971,101,851.93/232,680.47
  6. Step 6: Final answer
    x = 180,380.86

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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.