Home / 99,773.62-149,666.91-29,647.06

Finding the Fourth Proportional to 99,773.62, 149,666.91 and 29,647.06

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Solution

The fourth proportional to 99,773.62, 149,666.91 and 29,647.06 is: 44,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,773.62 : 149,666.91 = 29,647.06 : x
  2. Step 2: Convert to fraction form
    99,773.62/149,666.91 = 29,647.06/x
  3. Step 3: Cross multiply
    99,773.62x = 149,666.91 × 29,647.06
  4. Step 4: Simplify right side
    99,773.62x = 4,437,183,860.78
  5. Step 5: Solve for x
    x = 4,437,183,860.78/99,773.62
  6. Step 6: Final answer
    x = 44,472.52

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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.