Home / 106,040.52-146,342.16-58,293.72

Finding the Fourth Proportional to 106,040.52, 146,342.16 and 58,293.72

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Solution

The fourth proportional to 106,040.52, 146,342.16 and 58,293.72 is: 80,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,040.52 : 146,342.16 = 58,293.72 : x
  2. Step 2: Convert to fraction form
    106,040.52/146,342.16 = 58,293.72/x
  3. Step 3: Cross multiply
    106,040.52x = 146,342.16 × 58,293.72
  4. Step 4: Simplify right side
    106,040.52x = 8,530,828,899.24
  5. Step 5: Solve for x
    x = 8,530,828,899.24/106,040.52
  6. Step 6: Final answer
    x = 80,448.77

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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.