Home / 99,579.15-149,313.35-32,982.98

Finding the Fourth Proportional to 99,579.15, 149,313.35 and 32,982.98

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Solution

The fourth proportional to 99,579.15, 149,313.35 and 32,982.98 is: 49,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,579.15 : 149,313.35 = 32,982.98 : x
  2. Step 2: Convert to fraction form
    99,579.15/149,313.35 = 32,982.98/x
  3. Step 3: Cross multiply
    99,579.15x = 149,313.35 × 32,982.98
  4. Step 4: Simplify right side
    99,579.15x = 4,924,798,572.67
  5. Step 5: Solve for x
    x = 4,924,798,572.67/99,579.15
  6. Step 6: Final answer
    x = 49,456.12

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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.