Home / 150,723.99-208,001.70-82,747.26

Finding the Fourth Proportional to 150,723.99, 208,001.70 and 82,747.26

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Solution

The fourth proportional to 150,723.99, 208,001.70 and 82,747.26 is: 114,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,723.99 : 208,001.70 = 82,747.26 : x
  2. Step 2: Convert to fraction form
    150,723.99/208,001.70 = 82,747.26/x
  3. Step 3: Cross multiply
    150,723.99x = 208,001.70 × 82,747.26
  4. Step 4: Simplify right side
    150,723.99x = 17,211,570,750.34
  5. Step 5: Solve for x
    x = 17,211,570,750.34/150,723.99
  6. Step 6: Final answer
    x = 114,192.64

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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.