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Finding the Fourth Proportional to 107,496.62, 161,244.93 and 40,967.54

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Solution

The fourth proportional to 107,496.62, 161,244.93 and 40,967.54 is: 61,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,496.62 : 161,244.93 = 40,967.54 : x
  2. Step 2: Convert to fraction form
    107,496.62/161,244.93 = 40,967.54/x
  3. Step 3: Cross multiply
    107,496.62x = 161,244.93 × 40,967.54
  4. Step 4: Simplify right side
    107,496.62x = 6,605,807,841.20
  5. Step 5: Solve for x
    x = 6,605,807,841.20/107,496.62
  6. Step 6: Final answer
    x = 61,451.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.