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Finding the Fourth Proportional to 62,507.92, 86,260.96 and 34,213.76

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Solution

The fourth proportional to 62,507.92, 86,260.96 and 34,213.76 is: 47,215.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,507.92 : 86,260.96 = 34,213.76 : x
  2. Step 2: Convert to fraction form
    62,507.92/86,260.96 = 34,213.76/x
  3. Step 3: Cross multiply
    62,507.92x = 86,260.96 × 34,213.76
  4. Step 4: Simplify right side
    62,507.92x = 2,951,311,782.81
  5. Step 5: Solve for x
    x = 2,951,311,782.81/62,507.92
  6. Step 6: Final answer
    x = 47,215.01

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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.