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Finding the Fourth Proportional to 111,370.95, 167,064.62 and 32,487.28

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Solution

The fourth proportional to 111,370.95, 167,064.62 and 32,487.28 is: 48,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,370.95 : 167,064.62 = 32,487.28 : x
  2. Step 2: Convert to fraction form
    111,370.95/167,064.62 = 32,487.28/x
  3. Step 3: Cross multiply
    111,370.95x = 167,064.62 × 32,487.28
  4. Step 4: Simplify right side
    111,370.95x = 5,427,475,088.03
  5. Step 5: Solve for x
    x = 5,427,475,088.03/111,370.95
  6. Step 6: Final answer
    x = 48,733.31

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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.