Home / 99,926.89-149,816.21-60,474.62

Finding the Fourth Proportional to 99,926.89, 149,816.21 and 60,474.62

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Solution

The fourth proportional to 99,926.89, 149,816.21 and 60,474.62 is: 90,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,926.89 : 149,816.21 = 60,474.62 : x
  2. Step 2: Convert to fraction form
    99,926.89/149,816.21 = 60,474.62/x
  3. Step 3: Cross multiply
    99,926.89x = 149,816.21 × 60,474.62
  4. Step 4: Simplify right side
    99,926.89x = 9,060,078,369.59
  5. Step 5: Solve for x
    x = 9,060,078,369.59/99,926.89
  6. Step 6: Final answer
    x = 90,667.07

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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.