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Finding the Fourth Proportional to 67,024.80, 100,610.10 and 37,500.30

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Solution

The fourth proportional to 67,024.80, 100,610.10 and 37,500.30 is: 56,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,024.80 : 100,610.10 = 37,500.30 : x
  2. Step 2: Convert to fraction form
    67,024.80/100,610.10 = 37,500.30/x
  3. Step 3: Cross multiply
    67,024.80x = 100,610.10 × 37,500.30
  4. Step 4: Simplify right side
    67,024.80x = 3,772,908,933.03
  5. Step 5: Solve for x
    x = 3,772,908,933.03/67,024.80
  6. Step 6: Final answer
    x = 56,291.24

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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.