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Finding the Fourth Proportional to 61,562.45, 84,912.98 and 37,700.87

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Solution

The fourth proportional to 61,562.45, 84,912.98 and 37,700.87 is: 52,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,562.45 : 84,912.98 = 37,700.87 : x
  2. Step 2: Convert to fraction form
    61,562.45/84,912.98 = 37,700.87/x
  3. Step 3: Cross multiply
    61,562.45x = 84,912.98 × 37,700.87
  4. Step 4: Simplify right side
    61,562.45x = 3,201,292,607.22
  5. Step 5: Solve for x
    x = 3,201,292,607.22/61,562.45
  6. Step 6: Final answer
    x = 52,000.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.