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Finding the Fourth Proportional to 115,563.98, 173,212.32 and 48,904.22

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Solution

The fourth proportional to 115,563.98, 173,212.32 and 48,904.22 is: 73,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,563.98 : 173,212.32 = 48,904.22 : x
  2. Step 2: Convert to fraction form
    115,563.98/173,212.32 = 48,904.22/x
  3. Step 3: Cross multiply
    115,563.98x = 173,212.32 × 48,904.22
  4. Step 4: Simplify right side
    115,563.98x = 8,470,813,403.99
  5. Step 5: Solve for x
    x = 8,470,813,403.99/115,563.98
  6. Step 6: Final answer
    x = 73,299.77

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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.