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Finding the Fourth Proportional to 183,995.88, 276,100.92 and 77,372.12

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Solution

The fourth proportional to 183,995.88, 276,100.92 and 77,372.12 is: 116,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,995.88 : 276,100.92 = 77,372.12 : x
  2. Step 2: Convert to fraction form
    183,995.88/276,100.92 = 77,372.12/x
  3. Step 3: Cross multiply
    183,995.88x = 276,100.92 × 77,372.12
  4. Step 4: Simplify right side
    183,995.88x = 21,362,513,514.35
  5. Step 5: Solve for x
    x = 21,362,513,514.35/183,995.88
  6. Step 6: Final answer
    x = 116,103.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.