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Finding the Fourth Proportional to 62,710.44, 86,534.63 and 37,212.38

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Solution

The fourth proportional to 62,710.44, 86,534.63 and 37,212.38 is: 51,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,710.44 : 86,534.63 = 37,212.38 : x
  2. Step 2: Convert to fraction form
    62,710.44/86,534.63 = 37,212.38/x
  3. Step 3: Cross multiply
    62,710.44x = 86,534.63 × 37,212.38
  4. Step 4: Simplify right side
    62,710.44x = 3,220,159,380.04
  5. Step 5: Solve for x
    x = 3,220,159,380.04/62,710.44
  6. Step 6: Final answer
    x = 51,349.66

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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.