Home / 272,640.14-376,558.30-181,838.32

Finding the Fourth Proportional to 272,640.14, 376,558.30 and 181,838.32

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Solution

The fourth proportional to 272,640.14, 376,558.30 and 181,838.32 is: 251,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,640.14 : 376,558.30 = 181,838.32 : x
  2. Step 2: Convert to fraction form
    272,640.14/376,558.30 = 181,838.32/x
  3. Step 3: Cross multiply
    272,640.14x = 376,558.30 × 181,838.32
  4. Step 4: Simplify right side
    272,640.14x = 68,472,728,654.06
  5. Step 5: Solve for x
    x = 68,472,728,654.06/272,640.14
  6. Step 6: Final answer
    x = 251,146.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.