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Finding the Fourth Proportional to 143,098.92, 214,717.50 and 58,921.56

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Solution

The fourth proportional to 143,098.92, 214,717.50 and 58,921.56 is: 88,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,098.92 : 214,717.50 = 58,921.56 : x
  2. Step 2: Convert to fraction form
    143,098.92/214,717.50 = 58,921.56/x
  3. Step 3: Cross multiply
    143,098.92x = 214,717.50 × 58,921.56
  4. Step 4: Simplify right side
    143,098.92x = 12,651,490,059.30
  5. Step 5: Solve for x
    x = 12,651,490,059.30/143,098.92
  6. Step 6: Final answer
    x = 88,410.80

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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.