Home / 106,064.12-146,369.04-58,320.54

Finding the Fourth Proportional to 106,064.12, 146,369.04 and 58,320.54

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Solution

The fourth proportional to 106,064.12, 146,369.04 and 58,320.54 is: 80,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,064.12 : 146,369.04 = 58,320.54 : x
  2. Step 2: Convert to fraction form
    106,064.12/146,369.04 = 58,320.54/x
  3. Step 3: Cross multiply
    106,064.12x = 146,369.04 × 58,320.54
  4. Step 4: Simplify right side
    106,064.12x = 8,536,321,452.08
  5. Step 5: Solve for x
    x = 8,536,321,452.08/106,064.12
  6. Step 6: Final answer
    x = 80,482.65

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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.