Home / 150,127.36-207,172.80-83,059.36

Finding the Fourth Proportional to 150,127.36, 207,172.80 and 83,059.36

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Solution

The fourth proportional to 150,127.36, 207,172.80 and 83,059.36 is: 114,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,127.36 : 207,172.80 = 83,059.36 : x
  2. Step 2: Convert to fraction form
    150,127.36/207,172.80 = 83,059.36/x
  3. Step 3: Cross multiply
    150,127.36x = 207,172.80 × 83,059.36
  4. Step 4: Simplify right side
    150,127.36x = 17,207,640,177.41
  5. Step 5: Solve for x
    x = 17,207,640,177.41/150,127.36
  6. Step 6: Final answer
    x = 114,620.28

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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.