Home / 107,831.42-148,805.35-60,083.74

Finding the Fourth Proportional to 107,831.42, 148,805.35 and 60,083.74

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Solution

The fourth proportional to 107,831.42, 148,805.35 and 60,083.74 is: 82,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,831.42 : 148,805.35 = 60,083.74 : x
  2. Step 2: Convert to fraction form
    107,831.42/148,805.35 = 60,083.74/x
  3. Step 3: Cross multiply
    107,831.42x = 148,805.35 × 60,083.74
  4. Step 4: Simplify right side
    107,831.42x = 8,940,781,960.01
  5. Step 5: Solve for x
    x = 8,940,781,960.01/107,831.42
  6. Step 6: Final answer
    x = 82,914.44

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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.