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Finding the Fourth Proportional to 62,457.67, 86,190.64 and 37,302.31

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Solution

The fourth proportional to 62,457.67, 86,190.64 and 37,302.31 is: 51,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,457.67 : 86,190.64 = 37,302.31 : x
  2. Step 2: Convert to fraction form
    62,457.67/86,190.64 = 37,302.31/x
  3. Step 3: Cross multiply
    62,457.67x = 86,190.64 × 37,302.31
  4. Step 4: Simplify right side
    62,457.67x = 3,215,109,972.38
  5. Step 5: Solve for x
    x = 3,215,109,972.38/62,457.67
  6. Step 6: Final answer
    x = 51,476.62

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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.