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Finding the Fourth Proportional to 66,227.03, 91,395.03 and 36,014.12

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Solution

The fourth proportional to 66,227.03, 91,395.03 and 36,014.12 is: 49,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,227.03 : 91,395.03 = 36,014.12 : x
  2. Step 2: Convert to fraction form
    66,227.03/91,395.03 = 36,014.12/x
  3. Step 3: Cross multiply
    66,227.03x = 91,395.03 × 36,014.12
  4. Step 4: Simplify right side
    66,227.03x = 3,291,511,598.63
  5. Step 5: Solve for x
    x = 3,291,511,598.63/66,227.03
  6. Step 6: Final answer
    x = 49,700.43

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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.