Home / 191,192.94-263,844.62-106,309.26

Finding the Fourth Proportional to 191,192.94, 263,844.62 and 106,309.26

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Solution

The fourth proportional to 191,192.94, 263,844.62 and 106,309.26 is: 146,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,192.94 : 263,844.62 = 106,309.26 : x
  2. Step 2: Convert to fraction form
    191,192.94/263,844.62 = 106,309.26/x
  3. Step 3: Cross multiply
    191,192.94x = 263,844.62 × 106,309.26
  4. Step 4: Simplify right side
    191,192.94x = 28,049,126,307.18
  5. Step 5: Solve for x
    x = 28,049,126,307.18/191,192.94
  6. Step 6: Final answer
    x = 146,705.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.