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Finding the Fourth Proportional to 111,702.96, 167,518.89 and 36,809.13

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Solution

The fourth proportional to 111,702.96, 167,518.89 and 36,809.13 is: 55,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,702.96 : 167,518.89 = 36,809.13 : x
  2. Step 2: Convert to fraction form
    111,702.96/167,518.89 = 36,809.13/x
  3. Step 3: Cross multiply
    111,702.96x = 167,518.89 × 36,809.13
  4. Step 4: Simplify right side
    111,702.96x = 6,166,224,599.47
  5. Step 5: Solve for x
    x = 6,166,224,599.47/111,702.96
  6. Step 6: Final answer
    x = 55,201.98

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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.