Home / 154,535.80-231,803.70-119,500.60

Finding the Fourth Proportional to 154,535.80, 231,803.70 and 119,500.60

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Solution

The fourth proportional to 154,535.80, 231,803.70 and 119,500.60 is: 179,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,535.80 : 231,803.70 = 119,500.60 : x
  2. Step 2: Convert to fraction form
    154,535.80/231,803.70 = 119,500.60/x
  3. Step 3: Cross multiply
    154,535.80x = 231,803.70 × 119,500.60
  4. Step 4: Simplify right side
    154,535.80x = 27,700,681,232.22
  5. Step 5: Solve for x
    x = 27,700,681,232.22/154,535.80
  6. Step 6: Final answer
    x = 179,250.90

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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.