Home / 154,510.56-231,734.63-107,552.79

Finding the Fourth Proportional to 154,510.56, 231,734.63 and 107,552.79

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Solution

The fourth proportional to 154,510.56, 231,734.63 and 107,552.79 is: 161,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,510.56 : 231,734.63 = 107,552.79 : x
  2. Step 2: Convert to fraction form
    154,510.56/231,734.63 = 107,552.79/x
  3. Step 3: Cross multiply
    154,510.56x = 231,734.63 × 107,552.79
  4. Step 4: Simplify right side
    154,510.56x = 24,923,705,764.49
  5. Step 5: Solve for x
    x = 24,923,705,764.49/154,510.56
  6. Step 6: Final answer
    x = 161,307.46

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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.