Home / 99,601.57-149,431.62-29,482.69

Finding the Fourth Proportional to 99,601.57, 149,431.62 and 29,482.69

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Solution

The fourth proportional to 99,601.57, 149,431.62 and 29,482.69 is: 44,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,601.57 : 149,431.62 = 29,482.69 : x
  2. Step 2: Convert to fraction form
    99,601.57/149,431.62 = 29,482.69/x
  3. Step 3: Cross multiply
    99,601.57x = 149,431.62 × 29,482.69
  4. Step 4: Simplify right side
    99,601.57x = 4,405,646,128.66
  5. Step 5: Solve for x
    x = 4,405,646,128.66/99,601.57
  6. Step 6: Final answer
    x = 44,232.70

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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.