Home / 49,342.48-68,090.05-27,831.58

Finding the Fourth Proportional to 49,342.48, 68,090.05 and 27,831.58

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Solution

The fourth proportional to 49,342.48, 68,090.05 and 27,831.58 is: 38,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,342.48 : 68,090.05 = 27,831.58 : x
  2. Step 2: Convert to fraction form
    49,342.48/68,090.05 = 27,831.58/x
  3. Step 3: Cross multiply
    49,342.48x = 68,090.05 × 27,831.58
  4. Step 4: Simplify right side
    49,342.48x = 1,895,053,673.78
  5. Step 5: Solve for x
    x = 1,895,053,673.78/49,342.48
  6. Step 6: Final answer
    x = 38,406.13

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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.