Home / 193,895.27-290,840.69-75,649.65

Finding the Fourth Proportional to 193,895.27, 290,840.69 and 75,649.65

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Solution

The fourth proportional to 193,895.27, 290,840.69 and 75,649.65 is: 113,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,895.27 : 290,840.69 = 75,649.65 : x
  2. Step 2: Convert to fraction form
    193,895.27/290,840.69 = 75,649.65/x
  3. Step 3: Cross multiply
    193,895.27x = 290,840.69 × 75,649.65
  4. Step 4: Simplify right side
    193,895.27x = 22,001,996,026.01
  5. Step 5: Solve for x
    x = 22,001,996,026.01/193,895.27
  6. Step 6: Final answer
    x = 113,473.61

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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.