Home / 102,761.37-153,754.46-60,664.35

Finding the Fourth Proportional to 102,761.37, 153,754.46 and 60,664.35

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Solution

The fourth proportional to 102,761.37, 153,754.46 and 60,664.35 is: 90,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,761.37 : 153,754.46 = 60,664.35 : x
  2. Step 2: Convert to fraction form
    102,761.37/153,754.46 = 60,664.35/x
  3. Step 3: Cross multiply
    102,761.37x = 153,754.46 × 60,664.35
  4. Step 4: Simplify right side
    102,761.37x = 9,327,414,527.16
  5. Step 5: Solve for x
    x = 9,327,414,527.16/102,761.37
  6. Step 6: Final answer
    x = 90,767.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.