Home / 291,161.10-436,593.02-133,254.17

Finding the Fourth Proportional to 291,161.10, 436,593.02 and 133,254.17

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Solution

The fourth proportional to 291,161.10, 436,593.02 and 133,254.17 is: 199,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,161.10 : 436,593.02 = 133,254.17 : x
  2. Step 2: Convert to fraction form
    291,161.10/436,593.02 = 133,254.17/x
  3. Step 3: Cross multiply
    291,161.10x = 436,593.02 × 133,254.17
  4. Step 4: Simplify right side
    291,161.10x = 58,177,840,045.44
  5. Step 5: Solve for x
    x = 58,177,840,045.44/291,161.10
  6. Step 6: Final answer
    x = 199,813.23

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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.