Home / 106,313.04-146,705.40-58,563.72

Finding the Fourth Proportional to 106,313.04, 146,705.40 and 58,563.72

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Solution

The fourth proportional to 106,313.04, 146,705.40 and 58,563.72 is: 80,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,313.04 : 146,705.40 = 58,563.72 : x
  2. Step 2: Convert to fraction form
    106,313.04/146,705.40 = 58,563.72/x
  3. Step 3: Cross multiply
    106,313.04x = 146,705.40 × 58,563.72
  4. Step 4: Simplify right side
    106,313.04x = 8,591,613,968.09
  5. Step 5: Solve for x
    x = 8,591,613,968.09/106,313.04
  6. Step 6: Final answer
    x = 80,814.30

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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.