Home / 62,764.56-86,590.04-40,097.67

Finding the Fourth Proportional to 62,764.56, 86,590.04 and 40,097.67

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Solution

The fourth proportional to 62,764.56, 86,590.04 and 40,097.67 is: 55,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,764.56 : 86,590.04 = 40,097.67 : x
  2. Step 2: Convert to fraction form
    62,764.56/86,590.04 = 40,097.67/x
  3. Step 3: Cross multiply
    62,764.56x = 86,590.04 × 40,097.67
  4. Step 4: Simplify right side
    62,764.56x = 3,472,058,849.21
  5. Step 5: Solve for x
    x = 3,472,058,849.21/62,764.56
  6. Step 6: Final answer
    x = 55,318.78

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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.