Home / 154,887.97-232,356.27-66,141.94

Finding the Fourth Proportional to 154,887.97, 232,356.27 and 66,141.94

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Solution

The fourth proportional to 154,887.97, 232,356.27 and 66,141.94 is: 99,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,887.97 : 232,356.27 = 66,141.94 : x
  2. Step 2: Convert to fraction form
    154,887.97/232,356.27 = 66,141.94/x
  3. Step 3: Cross multiply
    154,887.97x = 232,356.27 × 66,141.94
  4. Step 4: Simplify right side
    154,887.97x = 15,368,494,468.96
  5. Step 5: Solve for x
    x = 15,368,494,468.96/154,887.97
  6. Step 6: Final answer
    x = 99,223.29

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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.