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Finding the Fourth Proportional to 62,206.34, 85,836.15 and 36,713.79

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Solution

The fourth proportional to 62,206.34, 85,836.15 and 36,713.79 is: 50,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,206.34 : 85,836.15 = 36,713.79 : x
  2. Step 2: Convert to fraction form
    62,206.34/85,836.15 = 36,713.79/x
  3. Step 3: Cross multiply
    62,206.34x = 85,836.15 × 36,713.79
  4. Step 4: Simplify right side
    62,206.34x = 3,151,370,385.51
  5. Step 5: Solve for x
    x = 3,151,370,385.51/62,206.34
  6. Step 6: Final answer
    x = 50,659.96

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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.