Home / 150,874.38-208,210.16-82,895.60

Finding the Fourth Proportional to 150,874.38, 208,210.16 and 82,895.60

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Solution

The fourth proportional to 150,874.38, 208,210.16 and 82,895.60 is: 114,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,874.38 : 208,210.16 = 82,895.60 : x
  2. Step 2: Convert to fraction form
    150,874.38/208,210.16 = 82,895.60/x
  3. Step 3: Cross multiply
    150,874.38x = 208,210.16 × 82,895.60
  4. Step 4: Simplify right side
    150,874.38x = 17,259,706,867.06
  5. Step 5: Solve for x
    x = 17,259,706,867.06/150,874.38
  6. Step 6: Final answer
    x = 114,397.86

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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.