Home / 99,669.85-149,529.38-29,549.16

Finding the Fourth Proportional to 99,669.85, 149,529.38 and 29,549.16

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Solution

The fourth proportional to 99,669.85, 149,529.38 and 29,549.16 is: 44,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,669.85 : 149,529.38 = 29,549.16 : x
  2. Step 2: Convert to fraction form
    99,669.85/149,529.38 = 29,549.16/x
  3. Step 3: Cross multiply
    99,669.85x = 149,529.38 × 29,549.16
  4. Step 4: Simplify right side
    99,669.85x = 4,418,467,426.58
  5. Step 5: Solve for x
    x = 4,418,467,426.58/99,669.85
  6. Step 6: Final answer
    x = 44,331.03

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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.