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Finding the Fourth Proportional to 60,400.60, 90,557.70 and 27,093.40

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Solution

The fourth proportional to 60,400.60, 90,557.70 and 27,093.40 is: 40,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,400.60 : 90,557.70 = 27,093.40 : x
  2. Step 2: Convert to fraction form
    60,400.60/90,557.70 = 27,093.40/x
  3. Step 3: Cross multiply
    60,400.60x = 90,557.70 × 27,093.40
  4. Step 4: Simplify right side
    60,400.60x = 2,453,515,989.18
  5. Step 5: Solve for x
    x = 2,453,515,989.18/60,400.60
  6. Step 6: Final answer
    x = 40,620.72

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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.