Home / 154,510.20-231,707.70-60,996.60

Finding the Fourth Proportional to 154,510.20, 231,707.70 and 60,996.60

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Solution

The fourth proportional to 154,510.20, 231,707.70 and 60,996.60 is: 91,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,510.20 : 231,707.70 = 60,996.60 : x
  2. Step 2: Convert to fraction form
    154,510.20/231,707.70 = 60,996.60/x
  3. Step 3: Cross multiply
    154,510.20x = 231,707.70 × 60,996.60
  4. Step 4: Simplify right side
    154,510.20x = 14,133,381,893.82
  5. Step 5: Solve for x
    x = 14,133,381,893.82/154,510.20
  6. Step 6: Final answer
    x = 91,472.16

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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.