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Finding the Fourth Proportional to 169,953.84, 234,542.20 and 93,478.73

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Solution

The fourth proportional to 169,953.84, 234,542.20 and 93,478.73 is: 129,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,953.84 : 234,542.20 = 93,478.73 : x
  2. Step 2: Convert to fraction form
    169,953.84/234,542.20 = 93,478.73/x
  3. Step 3: Cross multiply
    169,953.84x = 234,542.20 × 93,478.73
  4. Step 4: Simplify right side
    169,953.84x = 21,924,706,987.41
  5. Step 5: Solve for x
    x = 21,924,706,987.41/169,953.84
  6. Step 6: Final answer
    x = 129,003.90

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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.