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Finding the Fourth Proportional to 169,209.35, 233,500.88 and 101,263.70

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Solution

The fourth proportional to 169,209.35, 233,500.88 and 101,263.70 is: 139,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,209.35 : 233,500.88 = 101,263.70 : x
  2. Step 2: Convert to fraction form
    169,209.35/233,500.88 = 101,263.70/x
  3. Step 3: Cross multiply
    169,209.35x = 233,500.88 × 101,263.70
  4. Step 4: Simplify right side
    169,209.35x = 23,645,163,898.97
  5. Step 5: Solve for x
    x = 23,645,163,898.97/169,209.35
  6. Step 6: Final answer
    x = 139,739.11

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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.