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Finding the Fourth Proportional to 232,599.76, 321,029.56 and 137,100.88

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Solution

The fourth proportional to 232,599.76, 321,029.56 and 137,100.88 is: 189,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,599.76 : 321,029.56 = 137,100.88 : x
  2. Step 2: Convert to fraction form
    232,599.76/321,029.56 = 137,100.88/x
  3. Step 3: Cross multiply
    232,599.76x = 321,029.56 × 137,100.88
  4. Step 4: Simplify right side
    232,599.76x = 44,013,435,182.01
  5. Step 5: Solve for x
    x = 44,013,435,182.01/232,599.76
  6. Step 6: Final answer
    x = 189,223.91

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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.