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Finding the Fourth Proportional to 111,363.86, 167,030.51 and 36,475.11

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Solution

The fourth proportional to 111,363.86, 167,030.51 and 36,475.11 is: 54,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,363.86 : 167,030.51 = 36,475.11 : x
  2. Step 2: Convert to fraction form
    111,363.86/167,030.51 = 36,475.11/x
  3. Step 3: Cross multiply
    111,363.86x = 167,030.51 × 36,475.11
  4. Step 4: Simplify right side
    111,363.86x = 6,092,456,043.23
  5. Step 5: Solve for x
    x = 6,092,456,043.23/111,363.86
  6. Step 6: Final answer
    x = 54,707.66

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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.