Home / 154,002.24-231,011.52-43,202.88

Finding the Fourth Proportional to 154,002.24, 231,011.52 and 43,202.88

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Solution

The fourth proportional to 154,002.24, 231,011.52 and 43,202.88 is: 64,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,002.24 : 231,011.52 = 43,202.88 : x
  2. Step 2: Convert to fraction form
    154,002.24/231,011.52 = 43,202.88/x
  3. Step 3: Cross multiply
    154,002.24x = 231,011.52 × 43,202.88
  4. Step 4: Simplify right side
    154,002.24x = 9,980,362,977.18
  5. Step 5: Solve for x
    x = 9,980,362,977.18/154,002.24
  6. Step 6: Final answer
    x = 64,806.61

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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.