Home / 150,174.75-207,241.16-83,111.07

Finding the Fourth Proportional to 150,174.75, 207,241.16 and 83,111.07

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Solution

The fourth proportional to 150,174.75, 207,241.16 and 83,111.07 is: 114,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,174.75 : 207,241.16 = 83,111.07 : x
  2. Step 2: Convert to fraction form
    150,174.75/207,241.16 = 83,111.07/x
  3. Step 3: Cross multiply
    150,174.75x = 207,241.16 × 83,111.07
  4. Step 4: Simplify right side
    150,174.75x = 17,224,034,140.09
  5. Step 5: Solve for x
    x = 17,224,034,140.09/150,174.75
  6. Step 6: Final answer
    x = 114,693.28

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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.