Home / 154,559.03-231,496.01-118,756.82

Finding the Fourth Proportional to 154,559.03, 231,496.01 and 118,756.82

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Solution

The fourth proportional to 154,559.03, 231,496.01 and 118,756.82 is: 177,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,559.03 : 231,496.01 = 118,756.82 : x
  2. Step 2: Convert to fraction form
    154,559.03/231,496.01 = 118,756.82/x
  3. Step 3: Cross multiply
    154,559.03x = 231,496.01 × 118,756.82
  4. Step 4: Simplify right side
    154,559.03x = 27,491,730,818.99
  5. Step 5: Solve for x
    x = 27,491,730,818.99/154,559.03
  6. Step 6: Final answer
    x = 177,872.05

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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.