Home / 99,723.34-149,559.49-29,586.25

Finding the Fourth Proportional to 99,723.34, 149,559.49 and 29,586.25

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Solution

The fourth proportional to 99,723.34, 149,559.49 and 29,586.25 is: 44,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,723.34 : 149,559.49 = 29,586.25 : x
  2. Step 2: Convert to fraction form
    99,723.34/149,559.49 = 29,586.25/x
  3. Step 3: Cross multiply
    99,723.34x = 149,559.49 × 29,586.25
  4. Step 4: Simplify right side
    99,723.34x = 4,424,904,461.01
  5. Step 5: Solve for x
    x = 4,424,904,461.01/99,723.34
  6. Step 6: Final answer
    x = 44,371.80

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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.