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Finding the Fourth Proportional to 57,371.40, 86,062.41 and 22,313.70

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Solution

The fourth proportional to 57,371.40, 86,062.41 and 22,313.70 is: 33,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371.40 : 86,062.41 = 22,313.70 : x
  2. Step 2: Convert to fraction form
    57,371.40/86,062.41 = 22,313.70/x
  3. Step 3: Cross multiply
    57,371.40x = 86,062.41 × 22,313.70
  4. Step 4: Simplify right side
    57,371.40x = 1,920,370,798.02
  5. Step 5: Solve for x
    x = 1,920,370,798.02/57,371.40
  6. Step 6: Final answer
    x = 33,472.62

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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.