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Finding the Fourth Proportional to 110,655.72, 165,983.28 and 27,549.72

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Solution

The fourth proportional to 110,655.72, 165,983.28 and 27,549.72 is: 41,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,655.72 : 165,983.28 = 27,549.72 : x
  2. Step 2: Convert to fraction form
    110,655.72/165,983.28 = 27,549.72/x
  3. Step 3: Cross multiply
    110,655.72x = 165,983.28 × 27,549.72
  4. Step 4: Simplify right side
    110,655.72x = 4,572,792,888.68
  5. Step 5: Solve for x
    x = 4,572,792,888.68/110,655.72
  6. Step 6: Final answer
    x = 41,324.51

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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.