Home / 313,896.13-433,174.53-170,656.17

Finding the Fourth Proportional to 313,896.13, 433,174.53 and 170,656.17

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Solution

The fourth proportional to 313,896.13, 433,174.53 and 170,656.17 is: 235,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,896.13 : 433,174.53 = 170,656.17 : x
  2. Step 2: Convert to fraction form
    313,896.13/433,174.53 = 170,656.17/x
  3. Step 3: Cross multiply
    313,896.13x = 433,174.53 × 170,656.17
  4. Step 4: Simplify right side
    313,896.13x = 73,923,906,231.35
  5. Step 5: Solve for x
    x = 73,923,906,231.35/313,896.13
  6. Step 6: Final answer
    x = 235,504.36

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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.