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Finding the Fourth Proportional to 60,679.06, 90,985.61 and 27,360.11

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Solution

The fourth proportional to 60,679.06, 90,985.61 and 27,360.11 is: 41,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,679.06 : 90,985.61 = 27,360.11 : x
  2. Step 2: Convert to fraction form
    60,679.06/90,985.61 = 27,360.11/x
  3. Step 3: Cross multiply
    60,679.06x = 90,985.61 × 27,360.11
  4. Step 4: Simplify right side
    60,679.06x = 2,489,376,593.88
  5. Step 5: Solve for x
    x = 2,489,376,593.88/60,679.06
  6. Step 6: Final answer
    x = 41,025.30

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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.