Home / 99,644.42-149,493.96-49,664.18

Finding the Fourth Proportional to 99,644.42, 149,493.96 and 49,664.18

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Solution

The fourth proportional to 99,644.42, 149,493.96 and 49,664.18 is: 74,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,644.42 : 149,493.96 = 49,664.18 : x
  2. Step 2: Convert to fraction form
    99,644.42/149,493.96 = 49,664.18/x
  3. Step 3: Cross multiply
    99,644.42x = 149,493.96 × 49,664.18
  4. Step 4: Simplify right side
    99,644.42x = 7,424,494,938.35
  5. Step 5: Solve for x
    x = 7,424,494,938.35/99,644.42
  6. Step 6: Final answer
    x = 74,509.89

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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.