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Finding the Fourth Proportional to 60,155.94, 90,183.15 and 37,920.29

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Solution

The fourth proportional to 60,155.94, 90,183.15 and 37,920.29 is: 56,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,155.94 : 90,183.15 = 37,920.29 : x
  2. Step 2: Convert to fraction form
    60,155.94/90,183.15 = 37,920.29/x
  3. Step 3: Cross multiply
    60,155.94x = 90,183.15 × 37,920.29
  4. Step 4: Simplify right side
    60,155.94x = 3,419,771,201.11
  5. Step 5: Solve for x
    x = 3,419,771,201.11/60,155.94
  6. Step 6: Final answer
    x = 56,848.44

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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.