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Finding the Fourth Proportional to 67,587.70, 101,401.98 and 35,992.48

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Solution

The fourth proportional to 67,587.70, 101,401.98 and 35,992.48 is: 53,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,587.70 : 101,401.98 = 35,992.48 : x
  2. Step 2: Convert to fraction form
    67,587.70/101,401.98 = 35,992.48/x
  3. Step 3: Cross multiply
    67,587.70x = 101,401.98 × 35,992.48
  4. Step 4: Simplify right side
    67,587.70x = 3,649,708,737.11
  5. Step 5: Solve for x
    x = 3,649,708,737.11/67,587.70
  6. Step 6: Final answer
    x = 53,999.60

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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.