Home / 194,187.38-291,284.71-53,949.65

Finding the Fourth Proportional to 194,187.38, 291,284.71 and 53,949.65

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Solution

The fourth proportional to 194,187.38, 291,284.71 and 53,949.65 is: 80,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187.38 : 291,284.71 = 53,949.65 : x
  2. Step 2: Convert to fraction form
    194,187.38/291,284.71 = 53,949.65/x
  3. Step 3: Cross multiply
    194,187.38x = 291,284.71 × 53,949.65
  4. Step 4: Simplify right side
    194,187.38x = 15,714,706,563.55
  5. Step 5: Solve for x
    x = 15,714,706,563.55/194,187.38
  6. Step 6: Final answer
    x = 80,925.48

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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.