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Finding the Fourth Proportional to 62,150.68, 85,768.50 and 36,657.64

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Solution

The fourth proportional to 62,150.68, 85,768.50 and 36,657.64 is: 50,587.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,150.68 : 85,768.50 = 36,657.64 : x
  2. Step 2: Convert to fraction form
    62,150.68/85,768.50 = 36,657.64/x
  3. Step 3: Cross multiply
    62,150.68x = 85,768.50 × 36,657.64
  4. Step 4: Simplify right side
    62,150.68x = 3,144,070,796.34
  5. Step 5: Solve for x
    x = 3,144,070,796.34/62,150.68
  6. Step 6: Final answer
    x = 50,587.87

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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.