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Finding the Fourth Proportional to 169,571.86, 234,012.09 and 93,098.05

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Solution

The fourth proportional to 169,571.86, 234,012.09 and 93,098.05 is: 128,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,571.86 : 234,012.09 = 93,098.05 : x
  2. Step 2: Convert to fraction form
    169,571.86/234,012.09 = 93,098.05/x
  3. Step 3: Cross multiply
    169,571.86x = 234,012.09 × 93,098.05
  4. Step 4: Simplify right side
    169,571.86x = 21,786,069,255.42
  5. Step 5: Solve for x
    x = 21,786,069,255.42/169,571.86
  6. Step 6: Final answer
    x = 128,476.91

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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.