Home / 150,824.06-208,138.91-82,842.63

Finding the Fourth Proportional to 150,824.06, 208,138.91 and 82,842.63

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Solution

The fourth proportional to 150,824.06, 208,138.91 and 82,842.63 is: 114,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,824.06 : 208,138.91 = 82,842.63 : x
  2. Step 2: Convert to fraction form
    150,824.06/208,138.91 = 82,842.63/x
  3. Step 3: Cross multiply
    150,824.06x = 208,138.91 × 82,842.63
  4. Step 4: Simplify right side
    150,824.06x = 17,242,773,876.15
  5. Step 5: Solve for x
    x = 17,242,773,876.15/150,824.06
  6. Step 6: Final answer
    x = 114,323.76

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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.