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Finding the Fourth Proportional to 103,338.96, 155,008.45 and 32,267.68

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Solution

The fourth proportional to 103,338.96, 155,008.45 and 32,267.68 is: 48,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,338.96 : 155,008.45 = 32,267.68 : x
  2. Step 2: Convert to fraction form
    103,338.96/155,008.45 = 32,267.68/x
  3. Step 3: Cross multiply
    103,338.96x = 155,008.45 × 32,267.68
  4. Step 4: Simplify right side
    103,338.96x = 5,001,762,900.56
  5. Step 5: Solve for x
    x = 5,001,762,900.56/103,338.96
  6. Step 6: Final answer
    x = 48,401.52

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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.