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Finding the Fourth Proportional to 107,063.20, 160,594.80 and 100,502.20

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Solution

The fourth proportional to 107,063.20, 160,594.80 and 100,502.20 is: 150,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,063.20 : 160,594.80 = 100,502.20 : x
  2. Step 2: Convert to fraction form
    107,063.20/160,594.80 = 100,502.20/x
  3. Step 3: Cross multiply
    107,063.20x = 160,594.80 × 100,502.20
  4. Step 4: Simplify right side
    107,063.20x = 16,140,130,708.56
  5. Step 5: Solve for x
    x = 16,140,130,708.56/107,063.20
  6. Step 6: Final answer
    x = 150,753.30

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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.