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Finding the Fourth Proportional to 169,384.54, 233,754.78 and 92,906.77

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Solution

The fourth proportional to 169,384.54, 233,754.78 and 92,906.77 is: 128,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,384.54 : 233,754.78 = 92,906.77 : x
  2. Step 2: Convert to fraction form
    169,384.54/233,754.78 = 92,906.77/x
  3. Step 3: Cross multiply
    169,384.54x = 233,754.78 × 92,906.77
  4. Step 4: Simplify right side
    169,384.54x = 21,717,401,581.86
  5. Step 5: Solve for x
    x = 21,717,401,581.86/169,384.54
  6. Step 6: Final answer
    x = 128,213.60

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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.