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Finding the Fourth Proportional to 71,099.32, 106,659.52 and 23,698.94

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Solution

The fourth proportional to 71,099.32, 106,659.52 and 23,698.94 is: 35,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,099.32 : 106,659.52 = 23,698.94 : x
  2. Step 2: Convert to fraction form
    71,099.32/106,659.52 = 23,698.94/x
  3. Step 3: Cross multiply
    71,099.32x = 106,659.52 × 23,698.94
  4. Step 4: Simplify right side
    71,099.32x = 2,527,717,564.91
  5. Step 5: Solve for x
    x = 2,527,717,564.91/71,099.32
  6. Step 6: Final answer
    x = 35,551.92

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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.