Home / 55,027.46-75,767.86-42,976.62

Finding the Fourth Proportional to 55,027.46, 75,767.86 and 42,976.62

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Solution

The fourth proportional to 55,027.46, 75,767.86 and 42,976.62 is: 59,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,027.46 : 75,767.86 = 42,976.62 : x
  2. Step 2: Convert to fraction form
    55,027.46/75,767.86 = 42,976.62/x
  3. Step 3: Cross multiply
    55,027.46x = 75,767.86 × 42,976.62
  4. Step 4: Simplify right side
    55,027.46x = 3,256,246,527.43
  5. Step 5: Solve for x
    x = 3,256,246,527.43/55,027.46
  6. Step 6: Final answer
    x = 59,174.94

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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.