Home / 154,338.76-231,895.68-98,203.30

Finding the Fourth Proportional to 154,338.76, 231,895.68 and 98,203.30

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Solution

The fourth proportional to 154,338.76, 231,895.68 and 98,203.30 is: 147,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,338.76 : 231,895.68 = 98,203.30 : x
  2. Step 2: Convert to fraction form
    154,338.76/231,895.68 = 98,203.30/x
  3. Step 3: Cross multiply
    154,338.76x = 231,895.68 × 98,203.30
  4. Step 4: Simplify right side
    154,338.76x = 22,772,921,031.74
  5. Step 5: Solve for x
    x = 22,772,921,031.74/154,338.76
  6. Step 6: Final answer
    x = 147,551.54

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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.