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Finding the Fourth Proportional to 101,477.48, 152,213.08 and 48,207.80

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Solution

The fourth proportional to 101,477.48, 152,213.08 and 48,207.80 is: 72,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,477.48 : 152,213.08 = 48,207.80 : x
  2. Step 2: Convert to fraction form
    101,477.48/152,213.08 = 48,207.80/x
  3. Step 3: Cross multiply
    101,477.48x = 152,213.08 × 48,207.80
  4. Step 4: Simplify right side
    101,477.48x = 7,337,857,476.99
  5. Step 5: Solve for x
    x = 7,337,857,476.99/101,477.48
  6. Step 6: Final answer
    x = 72,310.21

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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.