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Finding the Fourth Proportional to 57,999.81, 86,986.11 and 32,710.23

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Solution

The fourth proportional to 57,999.81, 86,986.11 and 32,710.23 is: 49,057.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.81 : 86,986.11 = 32,710.23 : x
  2. Step 2: Convert to fraction form
    57,999.81/86,986.11 = 32,710.23/x
  3. Step 3: Cross multiply
    57,999.81x = 86,986.11 × 32,710.23
  4. Step 4: Simplify right side
    57,999.81x = 2,845,335,664.91
  5. Step 5: Solve for x
    x = 2,845,335,664.91/57,999.81
  6. Step 6: Final answer
    x = 49,057.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.