Home / 106,164.02-146,502.68-58,412.90

Finding the Fourth Proportional to 106,164.02, 146,502.68 and 58,412.90

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Solution

The fourth proportional to 106,164.02, 146,502.68 and 58,412.90 is: 80,607.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,164.02 : 146,502.68 = 58,412.90 : x
  2. Step 2: Convert to fraction form
    106,164.02/146,502.68 = 58,412.90/x
  3. Step 3: Cross multiply
    106,164.02x = 146,502.68 × 58,412.90
  4. Step 4: Simplify right side
    106,164.02x = 8,557,646,396.57
  5. Step 5: Solve for x
    x = 8,557,646,396.57/106,164.02
  6. Step 6: Final answer
    x = 80,607.78

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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.