Home / 194,727.36-268,543.58-149,407.22

Finding the Fourth Proportional to 194,727.36, 268,543.58 and 149,407.22

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Solution

The fourth proportional to 194,727.36, 268,543.58 and 149,407.22 is: 206,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,727.36 : 268,543.58 = 149,407.22 : x
  2. Step 2: Convert to fraction form
    194,727.36/268,543.58 = 149,407.22/x
  3. Step 3: Cross multiply
    194,727.36x = 268,543.58 × 149,407.22
  4. Step 4: Simplify right side
    194,727.36x = 40,122,349,736.65
  5. Step 5: Solve for x
    x = 40,122,349,736.65/194,727.36
  6. Step 6: Final answer
    x = 206,043.72

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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.