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Finding the Fourth Proportional to 40,584.03, 56,008.56 and 22,679.11

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Solution

The fourth proportional to 40,584.03, 56,008.56 and 22,679.11 is: 31,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,584.03 : 56,008.56 = 22,679.11 : x
  2. Step 2: Convert to fraction form
    40,584.03/56,008.56 = 22,679.11/x
  3. Step 3: Cross multiply
    40,584.03x = 56,008.56 × 22,679.11
  4. Step 4: Simplify right side
    40,584.03x = 1,270,224,293.18
  5. Step 5: Solve for x
    x = 1,270,224,293.18/40,584.03
  6. Step 6: Final answer
    x = 31,298.62

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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.