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Finding the Fourth Proportional to 40,347.20, 60,552.40 and 27,954.20

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Solution

The fourth proportional to 40,347.20, 60,552.40 and 27,954.20 is: 41,953.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.20 : 60,552.40 = 27,954.20 : x
  2. Step 2: Convert to fraction form
    40,347.20/60,552.40 = 27,954.20/x
  3. Step 3: Cross multiply
    40,347.20x = 60,552.40 × 27,954.20
  4. Step 4: Simplify right side
    40,347.20x = 1,692,693,900.08
  5. Step 5: Solve for x
    x = 1,692,693,900.08/40,347.20
  6. Step 6: Final answer
    x = 41,953.19

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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.