Home / 154,664.48-232,031.24-49,489.76

Finding the Fourth Proportional to 154,664.48, 232,031.24 and 49,489.76

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Solution

The fourth proportional to 154,664.48, 232,031.24 and 49,489.76 is: 74,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,664.48 : 232,031.24 = 49,489.76 : x
  2. Step 2: Convert to fraction form
    154,664.48/232,031.24 = 49,489.76/x
  3. Step 3: Cross multiply
    154,664.48x = 232,031.24 × 49,489.76
  4. Step 4: Simplify right side
    154,664.48x = 11,483,170,380.10
  5. Step 5: Solve for x
    x = 11,483,170,380.10/154,664.48
  6. Step 6: Final answer
    x = 74,245.69

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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.