Home / 154,296.18-231,070.52-106,778.12

Finding the Fourth Proportional to 154,296.18, 231,070.52 and 106,778.12

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Solution

The fourth proportional to 154,296.18, 231,070.52 and 106,778.12 is: 159,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,296.18 : 231,070.52 = 106,778.12 : x
  2. Step 2: Convert to fraction form
    154,296.18/231,070.52 = 106,778.12/x
  3. Step 3: Cross multiply
    154,296.18x = 231,070.52 × 106,778.12
  4. Step 4: Simplify right side
    154,296.18x = 24,673,275,713.02
  5. Step 5: Solve for x
    x = 24,673,275,713.02/154,296.18
  6. Step 6: Final answer
    x = 159,908.53

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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.