Home / 150,175.75-207,242.54-83,112.07

Finding the Fourth Proportional to 150,175.75, 207,242.54 and 83,112.07

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Solution

The fourth proportional to 150,175.75, 207,242.54 and 83,112.07 is: 114,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,175.75 : 207,242.54 = 83,112.07 : x
  2. Step 2: Convert to fraction form
    150,175.75/207,242.54 = 83,112.07/x
  3. Step 3: Cross multiply
    150,175.75x = 207,242.54 × 83,112.07
  4. Step 4: Simplify right side
    150,175.75x = 17,224,356,491.46
  5. Step 5: Solve for x
    x = 17,224,356,491.46/150,175.75
  6. Step 6: Final answer
    x = 114,694.66

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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.