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Finding the Fourth Proportional to 169,630.55, 234,018.57 and 101,625.79

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Solution

The fourth proportional to 169,630.55, 234,018.57 and 101,625.79 is: 140,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,630.55 : 234,018.57 = 101,625.79 : x
  2. Step 2: Convert to fraction form
    169,630.55/234,018.57 = 101,625.79/x
  3. Step 3: Cross multiply
    169,630.55x = 234,018.57 × 101,625.79
  4. Step 4: Simplify right side
    169,630.55x = 23,782,321,714.11
  5. Step 5: Solve for x
    x = 23,782,321,714.11/169,630.55
  6. Step 6: Final answer
    x = 140,200.70

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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.