Home / 154,095.70-231,143.55-43,273.30

Finding the Fourth Proportional to 154,095.70, 231,143.55 and 43,273.30

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Solution

The fourth proportional to 154,095.70, 231,143.55 and 43,273.30 is: 64,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,095.70 : 231,143.55 = 43,273.30 : x
  2. Step 2: Convert to fraction form
    154,095.70/231,143.55 = 43,273.30/x
  3. Step 3: Cross multiply
    154,095.70x = 231,143.55 × 43,273.30
  4. Step 4: Simplify right side
    154,095.70x = 10,002,344,182.22
  5. Step 5: Solve for x
    x = 10,002,344,182.22/154,095.70
  6. Step 6: Final answer
    x = 64,909.95

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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.