Home / 154,599.06-231,964.60-65,894.34

Finding the Fourth Proportional to 154,599.06, 231,964.60 and 65,894.34

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Solution

The fourth proportional to 154,599.06, 231,964.60 and 65,894.34 is: 98,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,599.06 : 231,964.60 = 65,894.34 : x
  2. Step 2: Convert to fraction form
    154,599.06/231,964.60 = 65,894.34/x
  3. Step 3: Cross multiply
    154,599.06x = 231,964.60 × 65,894.34
  4. Step 4: Simplify right side
    154,599.06x = 15,285,154,220.36
  5. Step 5: Solve for x
    x = 15,285,154,220.36/154,599.06
  6. Step 6: Final answer
    x = 98,869.65

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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.