Home / 99,523.82-149,176.20-43,298.48

Finding the Fourth Proportional to 99,523.82, 149,176.20 and 43,298.48

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Solution

The fourth proportional to 99,523.82, 149,176.20 and 43,298.48 is: 64,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,523.82 : 149,176.20 = 43,298.48 : x
  2. Step 2: Convert to fraction form
    99,523.82/149,176.20 = 43,298.48/x
  3. Step 3: Cross multiply
    99,523.82x = 149,176.20 × 43,298.48
  4. Step 4: Simplify right side
    99,523.82x = 6,459,102,712.18
  5. Step 5: Solve for x
    x = 6,459,102,712.18/99,523.82
  6. Step 6: Final answer
    x = 64,900.07

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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.