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Finding the Fourth Proportional to 146,365.92, 201,984.93 and 79,297.92

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Solution

The fourth proportional to 146,365.92, 201,984.93 and 79,297.92 is: 109,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,365.92 : 201,984.93 = 79,297.92 : x
  2. Step 2: Convert to fraction form
    146,365.92/201,984.93 = 79,297.92/x
  3. Step 3: Cross multiply
    146,365.92x = 201,984.93 × 79,297.92
  4. Step 4: Simplify right side
    146,365.92x = 16,016,984,820.35
  5. Step 5: Solve for x
    x = 16,016,984,820.35/146,365.92
  6. Step 6: Final answer
    x = 109,431.11

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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.