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Finding the Fourth Proportional to 182,168.85, 251,386.84 and 100,500.37

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Solution

The fourth proportional to 182,168.85, 251,386.84 and 100,500.37 is: 138,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,168.85 : 251,386.84 = 100,500.37 : x
  2. Step 2: Convert to fraction form
    182,168.85/251,386.84 = 100,500.37/x
  3. Step 3: Cross multiply
    182,168.85x = 251,386.84 × 100,500.37
  4. Step 4: Simplify right side
    182,168.85x = 25,264,470,433.13
  5. Step 5: Solve for x
    x = 25,264,470,433.13/182,168.85
  6. Step 6: Final answer
    x = 138,687.11

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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.