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Finding the Fourth Proportional to 66,093.03, 91,202.36 and 37,798.11

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Solution

The fourth proportional to 66,093.03, 91,202.36 and 37,798.11 is: 52,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,093.03 : 91,202.36 = 37,798.11 : x
  2. Step 2: Convert to fraction form
    66,093.03/91,202.36 = 37,798.11/x
  3. Step 3: Cross multiply
    66,093.03x = 91,202.36 × 37,798.11
  4. Step 4: Simplify right side
    66,093.03x = 3,447,276,646.55
  5. Step 5: Solve for x
    x = 3,447,276,646.55/66,093.03
  6. Step 6: Final answer
    x = 52,157.95

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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.