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Finding the Fourth Proportional to 169,069.62, 233,314.40 and 91,544.90

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Solution

The fourth proportional to 169,069.62, 233,314.40 and 91,544.90 is: 126,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,069.62 : 233,314.40 = 91,544.90 : x
  2. Step 2: Convert to fraction form
    169,069.62/233,314.40 = 91,544.90/x
  3. Step 3: Cross multiply
    169,069.62x = 233,314.40 × 91,544.90
  4. Step 4: Simplify right side
    169,069.62x = 21,358,743,416.56
  5. Step 5: Solve for x
    x = 21,358,743,416.56/169,069.62
  6. Step 6: Final answer
    x = 126,331.05

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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.