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Finding the Fourth Proportional to 60,765.25, 91,188.39 and 23,356.21

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Solution

The fourth proportional to 60,765.25, 91,188.39 and 23,356.21 is: 35,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.25 : 91,188.39 = 23,356.21 : x
  2. Step 2: Convert to fraction form
    60,765.25/91,188.39 = 23,356.21/x
  3. Step 3: Cross multiply
    60,765.25x = 91,188.39 × 23,356.21
  4. Step 4: Simplify right side
    60,765.25x = 2,129,815,186.40
  5. Step 5: Solve for x
    x = 2,129,815,186.40/60,765.25
  6. Step 6: Final answer
    x = 35,049.89

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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.