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Finding the Fourth Proportional to 61,659.60, 92,433.78 and 22,188.84

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Solution

The fourth proportional to 61,659.60, 92,433.78 and 22,188.84 is: 33,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,659.60 : 92,433.78 = 22,188.84 : x
  2. Step 2: Convert to fraction form
    61,659.60/92,433.78 = 22,188.84/x
  3. Step 3: Cross multiply
    61,659.60x = 92,433.78 × 22,188.84
  4. Step 4: Simplify right side
    61,659.60x = 2,050,998,355.02
  5. Step 5: Solve for x
    x = 2,050,998,355.02/61,659.60
  6. Step 6: Final answer
    x = 33,263.24

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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.