Home / 106,076.72-146,386.39-58,333.16

Finding the Fourth Proportional to 106,076.72, 146,386.39 and 58,333.16

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Solution

The fourth proportional to 106,076.72, 146,386.39 and 58,333.16 is: 80,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,076.72 : 146,386.39 = 58,333.16 : x
  2. Step 2: Convert to fraction form
    106,076.72/146,386.39 = 58,333.16/x
  3. Step 3: Cross multiply
    106,076.72x = 146,386.39 × 58,333.16
  4. Step 4: Simplify right side
    106,076.72x = 8,539,179,831.93
  5. Step 5: Solve for x
    x = 8,539,179,831.93/106,076.72
  6. Step 6: Final answer
    x = 80,500.04

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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.