Home / 154,623.36-231,736.84-134,549.44

Finding the Fourth Proportional to 154,623.36, 231,736.84 and 134,549.44

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Solution

The fourth proportional to 154,623.36, 231,736.84 and 134,549.44 is: 201,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,623.36 : 231,736.84 = 134,549.44 : x
  2. Step 2: Convert to fraction form
    154,623.36/231,736.84 = 134,549.44/x
  3. Step 3: Cross multiply
    154,623.36x = 231,736.84 × 134,549.44
  4. Step 4: Simplify right side
    154,623.36x = 31,180,060,890.69
  5. Step 5: Solve for x
    x = 31,180,060,890.69/154,623.36
  6. Step 6: Final answer
    x = 201,651.68

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1.5x scale

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.