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Finding the Fourth Proportional to 107,073.32, 160,841.74 and 69,614.12

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Solution

The fourth proportional to 107,073.32, 160,841.74 and 69,614.12 is: 104,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,073.32 : 160,841.74 = 69,614.12 : x
  2. Step 2: Convert to fraction form
    107,073.32/160,841.74 = 69,614.12/x
  3. Step 3: Cross multiply
    107,073.32x = 160,841.74 × 69,614.12
  4. Step 4: Simplify right side
    107,073.32x = 11,196,856,189.37
  5. Step 5: Solve for x
    x = 11,196,856,189.37/107,073.32
  6. Step 6: Final answer
    x = 104,571.86

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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.