Home / 99,542.30-149,335.58-36,362.30

Finding the Fourth Proportional to 99,542.30, 149,335.58 and 36,362.30

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Solution

The fourth proportional to 99,542.30, 149,335.58 and 36,362.30 is: 54,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,542.30 : 149,335.58 = 36,362.30 : x
  2. Step 2: Convert to fraction form
    99,542.30/149,335.58 = 36,362.30/x
  3. Step 3: Cross multiply
    99,542.30x = 149,335.58 × 36,362.30
  4. Step 4: Simplify right side
    99,542.30x = 5,430,184,504.86
  5. Step 5: Solve for x
    x = 5,430,184,504.86/99,542.30
  6. Step 6: Final answer
    x = 54,551.53

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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.