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Finding the Fourth Proportional to 169,708.08, 234,200.90 and 98,091.12

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Solution

The fourth proportional to 169,708.08, 234,200.90 and 98,091.12 is: 135,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,708.08 : 234,200.90 = 98,091.12 : x
  2. Step 2: Convert to fraction form
    169,708.08/234,200.90 = 98,091.12/x
  3. Step 3: Cross multiply
    169,708.08x = 234,200.90 × 98,091.12
  4. Step 4: Simplify right side
    169,708.08x = 22,973,028,586.01
  5. Step 5: Solve for x
    x = 22,973,028,586.01/169,708.08
  6. Step 6: Final answer
    x = 135,367.91

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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.