Home / 99,363.02-149,044.62-40,199.19

Finding the Fourth Proportional to 99,363.02, 149,044.62 and 40,199.19

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Solution

The fourth proportional to 99,363.02, 149,044.62 and 40,199.19 is: 60,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,363.02 : 149,044.62 = 40,199.19 : x
  2. Step 2: Convert to fraction form
    99,363.02/149,044.62 = 40,199.19/x
  3. Step 3: Cross multiply
    99,363.02x = 149,044.62 × 40,199.19
  4. Step 4: Simplify right side
    99,363.02x = 5,991,472,997.86
  5. Step 5: Solve for x
    x = 5,991,472,997.86/99,363.02
  6. Step 6: Final answer
    x = 60,298.82

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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.