Home / 154,344.60-231,533.91-49,139.10

Finding the Fourth Proportional to 154,344.60, 231,533.91 and 49,139.10

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Solution

The fourth proportional to 154,344.60, 231,533.91 and 49,139.10 is: 73,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,344.60 : 231,533.91 = 49,139.10 : x
  2. Step 2: Convert to fraction form
    154,344.60/231,533.91 = 49,139.10/x
  3. Step 3: Cross multiply
    154,344.60x = 231,533.91 × 49,139.10
  4. Step 4: Simplify right side
    154,344.60x = 11,377,367,956.88
  5. Step 5: Solve for x
    x = 11,377,367,956.88/154,344.60
  6. Step 6: Final answer
    x = 73,714.07

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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.