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Finding the Fourth Proportional to 169,217.76, 233,519.76 and 93,766.08

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Solution

The fourth proportional to 169,217.76, 233,519.76 and 93,766.08 is: 129,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,217.76 : 233,519.76 = 93,766.08 : x
  2. Step 2: Convert to fraction form
    169,217.76/233,519.76 = 93,766.08/x
  3. Step 3: Cross multiply
    169,217.76x = 233,519.76 × 93,766.08
  4. Step 4: Simplify right side
    169,217.76x = 21,896,232,497.74
  5. Step 5: Solve for x
    x = 21,896,232,497.74/169,217.76
  6. Step 6: Final answer
    x = 129,396.78

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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.