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Finding the Fourth Proportional to 169,853.90, 234,411.45 and 101,873.48

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Solution

The fourth proportional to 169,853.90, 234,411.45 and 101,873.48 is: 140,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,853.90 : 234,411.45 = 101,873.48 : x
  2. Step 2: Convert to fraction form
    169,853.90/234,411.45 = 101,873.48/x
  3. Step 3: Cross multiply
    169,853.90x = 234,411.45 × 101,873.48
  4. Step 4: Simplify right side
    169,853.90x = 23,880,310,163.35
  5. Step 5: Solve for x
    x = 23,880,310,163.35/169,853.90
  6. Step 6: Final answer
    x = 140,593.24

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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.