Home / 49,840.63-68,781.72-27,180.86

Finding the Fourth Proportional to 49,840.63, 68,781.72 and 27,180.86

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Solution

The fourth proportional to 49,840.63, 68,781.72 and 27,180.86 is: 37,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.63 : 68,781.72 = 27,180.86 : x
  2. Step 2: Convert to fraction form
    49,840.63/68,781.72 = 27,180.86/x
  3. Step 3: Cross multiply
    49,840.63x = 68,781.72 × 27,180.86
  4. Step 4: Simplify right side
    49,840.63x = 1,869,545,957.97
  5. Step 5: Solve for x
    x = 1,869,545,957.97/49,840.63
  6. Step 6: Final answer
    x = 37,510.48

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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.