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Finding the Fourth Proportional to 169,803.25, 234,323.53 and 97,203.73

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Solution

The fourth proportional to 169,803.25, 234,323.53 and 97,203.73 is: 134,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,803.25 : 234,323.53 = 97,203.73 : x
  2. Step 2: Convert to fraction form
    169,803.25/234,323.53 = 97,203.73/x
  3. Step 3: Cross multiply
    169,803.25x = 234,323.53 × 97,203.73
  4. Step 4: Simplify right side
    169,803.25x = 22,777,121,142.77
  5. Step 5: Solve for x
    x = 22,777,121,142.77/169,803.25
  6. Step 6: Final answer
    x = 134,138.31

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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.