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Finding the Fourth Proportional to 39,611.53, 54,663.92 and 22,844.53

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Solution

The fourth proportional to 39,611.53, 54,663.92 and 22,844.53 is: 31,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611.53 : 54,663.92 = 22,844.53 : x
  2. Step 2: Convert to fraction form
    39,611.53/54,663.92 = 22,844.53/x
  3. Step 3: Cross multiply
    39,611.53x = 54,663.92 × 22,844.53
  4. Step 4: Simplify right side
    39,611.53x = 1,248,771,600.13
  5. Step 5: Solve for x
    x = 1,248,771,600.13/39,611.53
  6. Step 6: Final answer
    x = 31,525.46

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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.