Home / 194,086.75-291,130.26-53,845.51

Finding the Fourth Proportional to 194,086.75, 291,130.26 and 53,845.51

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Solution

The fourth proportional to 194,086.75, 291,130.26 and 53,845.51 is: 80,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,086.75 : 291,130.26 = 53,845.51 : x
  2. Step 2: Convert to fraction form
    194,086.75/291,130.26 = 53,845.51/x
  3. Step 3: Cross multiply
    194,086.75x = 291,130.26 × 53,845.51
  4. Step 4: Simplify right side
    194,086.75x = 15,676,057,326.13
  5. Step 5: Solve for x
    x = 15,676,057,326.13/194,086.75
  6. Step 6: Final answer
    x = 80,768.30

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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.