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Finding the Fourth Proportional to 169,657.54, 234,074.90 and 98,011.42

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Solution

The fourth proportional to 169,657.54, 234,074.90 and 98,011.42 is: 135,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,657.54 : 234,074.90 = 98,011.42 : x
  2. Step 2: Convert to fraction form
    169,657.54/234,074.90 = 98,011.42/x
  3. Step 3: Cross multiply
    169,657.54x = 234,074.90 × 98,011.42
  4. Step 4: Simplify right side
    169,657.54x = 22,942,013,335.36
  5. Step 5: Solve for x
    x = 22,942,013,335.36/169,657.54
  6. Step 6: Final answer
    x = 135,225.43

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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.