Home / 190,048.30-284,772.39-154,335.85

Finding the Fourth Proportional to 190,048.30, 284,772.39 and 154,335.85

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Solution

The fourth proportional to 190,048.30, 284,772.39 and 154,335.85 is: 231,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,048.30 : 284,772.39 = 154,335.85 : x
  2. Step 2: Convert to fraction form
    190,048.30/284,772.39 = 154,335.85/x
  3. Step 3: Cross multiply
    190,048.30x = 284,772.39 × 154,335.85
  4. Step 4: Simplify right side
    190,048.30x = 43,950,588,867.18
  5. Step 5: Solve for x
    x = 43,950,588,867.18/190,048.30
  6. Step 6: Final answer
    x = 231,260.10

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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.