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Finding the Fourth Proportional to 61,003.92, 91,503.18 and 16,630.67

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Solution

The fourth proportional to 61,003.92, 91,503.18 and 16,630.67 is: 24,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.92 : 91,503.18 = 16,630.67 : x
  2. Step 2: Convert to fraction form
    61,003.92/91,503.18 = 16,630.67/x
  3. Step 3: Cross multiply
    61,003.92x = 91,503.18 × 16,630.67
  4. Step 4: Simplify right side
    61,003.92x = 1,521,759,107.38
  5. Step 5: Solve for x
    x = 1,521,759,107.38/61,003.92
  6. Step 6: Final answer
    x = 24,945.27

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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.