Home / 150,203.25-207,283.73-83,135.25

Finding the Fourth Proportional to 150,203.25, 207,283.73 and 83,135.25

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Solution

The fourth proportional to 150,203.25, 207,283.73 and 83,135.25 is: 114,728.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,203.25 : 207,283.73 = 83,135.25 : x
  2. Step 2: Convert to fraction form
    150,203.25/207,283.73 = 83,135.25/x
  3. Step 3: Cross multiply
    150,203.25x = 207,283.73 × 83,135.25
  4. Step 4: Simplify right side
    150,203.25x = 17,232,584,298.81
  5. Step 5: Solve for x
    x = 17,232,584,298.81/150,203.25
  6. Step 6: Final answer
    x = 114,728.44

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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.