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Finding the Fourth Proportional to 99,710.89, 149,595.50 and 29,592.03

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Solution

The fourth proportional to 99,710.89, 149,595.50 and 29,592.03 is: 44,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,710.89 : 149,595.50 = 29,592.03 : x
  2. Step 2: Convert to fraction form
    99,710.89/149,595.50 = 29,592.03/x
  3. Step 3: Cross multiply
    99,710.89x = 149,595.50 × 29,592.03
  4. Step 4: Simplify right side
    99,710.89x = 4,426,834,523.87
  5. Step 5: Solve for x
    x = 4,426,834,523.87/99,710.89
  6. Step 6: Final answer
    x = 44,396.70

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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.