Home / 106,206.80-146,565.45-58,460.94

Finding the Fourth Proportional to 106,206.80, 146,565.45 and 58,460.94

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Solution

The fourth proportional to 106,206.80, 146,565.45 and 58,460.94 is: 80,676.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,206.80 : 146,565.45 = 58,460.94 : x
  2. Step 2: Convert to fraction form
    106,206.80/146,565.45 = 58,460.94/x
  3. Step 3: Cross multiply
    106,206.80x = 146,565.45 × 58,460.94
  4. Step 4: Simplify right side
    106,206.80x = 8,568,353,978.52
  5. Step 5: Solve for x
    x = 8,568,353,978.52/106,206.80
  6. Step 6: Final answer
    x = 80,676.14

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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.