Home / 78,827.49-108,777.54-44,831.37

Finding the Fourth Proportional to 78,827.49, 108,777.54 and 44,831.37

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Solution

The fourth proportional to 78,827.49, 108,777.54 and 44,831.37 is: 61,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,827.49 : 108,777.54 = 44,831.37 : x
  2. Step 2: Convert to fraction form
    78,827.49/108,777.54 = 44,831.37/x
  3. Step 3: Cross multiply
    78,827.49x = 108,777.54 × 44,831.37
  4. Step 4: Simplify right side
    78,827.49x = 4,876,646,143.43
  5. Step 5: Solve for x
    x = 4,876,646,143.43/78,827.49
  6. Step 6: Final answer
    x = 61,864.79

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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.