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Finding the Fourth Proportional to 62,039.34, 85,591.09 and 36,530.11

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Solution

The fourth proportional to 62,039.34, 85,591.09 and 36,530.11 is: 50,397.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,039.34 : 85,591.09 = 36,530.11 : x
  2. Step 2: Convert to fraction form
    62,039.34/85,591.09 = 36,530.11/x
  3. Step 3: Cross multiply
    62,039.34x = 85,591.09 × 36,530.11
  4. Step 4: Simplify right side
    62,039.34x = 3,126,651,932.72
  5. Step 5: Solve for x
    x = 3,126,651,932.72/62,039.34
  6. Step 6: Final answer
    x = 50,397.89

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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.