Home / 150,906.24-208,256.67-86,385.96

Finding the Fourth Proportional to 150,906.24, 208,256.67 and 86,385.96

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Solution

The fourth proportional to 150,906.24, 208,256.67 and 86,385.96 is: 119,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,906.24 : 208,256.67 = 86,385.96 : x
  2. Step 2: Convert to fraction form
    150,906.24/208,256.67 = 86,385.96/x
  3. Step 3: Cross multiply
    150,906.24x = 208,256.67 × 86,385.96
  4. Step 4: Simplify right side
    150,906.24x = 17,990,452,364.35
  5. Step 5: Solve for x
    x = 17,990,452,364.35/150,906.24
  6. Step 6: Final answer
    x = 119,216.09

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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.