Home / 49,480.88-68,287.93-27,129.20

Finding the Fourth Proportional to 49,480.88, 68,287.93 and 27,129.20

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Solution

The fourth proportional to 49,480.88, 68,287.93 and 27,129.20 is: 37,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.88 : 68,287.93 = 27,129.20 : x
  2. Step 2: Convert to fraction form
    49,480.88/68,287.93 = 27,129.20/x
  3. Step 3: Cross multiply
    49,480.88x = 68,287.93 × 27,129.20
  4. Step 4: Simplify right side
    49,480.88x = 1,852,596,501.29
  5. Step 5: Solve for x
    x = 1,852,596,501.29/49,480.88
  6. Step 6: Final answer
    x = 37,440.66

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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.