Home / 150,923.25-208,274.09-83,855.25

Finding the Fourth Proportional to 150,923.25, 208,274.09 and 83,855.25

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Solution

The fourth proportional to 150,923.25, 208,274.09 and 83,855.25 is: 115,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,923.25 : 208,274.09 = 83,855.25 : x
  2. Step 2: Convert to fraction form
    150,923.25/208,274.09 = 83,855.25/x
  3. Step 3: Cross multiply
    150,923.25x = 208,274.09 × 83,855.25
  4. Step 4: Simplify right side
    150,923.25x = 17,464,875,466.20
  5. Step 5: Solve for x
    x = 17,464,875,466.20/150,923.25
  6. Step 6: Final answer
    x = 115,720.25

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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.