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Finding the Fourth Proportional to 120,607.22, 180,927.30 and 41,700.26

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Solution

The fourth proportional to 120,607.22, 180,927.30 and 41,700.26 is: 62,556.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,607.22 : 180,927.30 = 41,700.26 : x
  2. Step 2: Convert to fraction form
    120,607.22/180,927.30 = 41,700.26/x
  3. Step 3: Cross multiply
    120,607.22x = 180,927.30 × 41,700.26
  4. Step 4: Simplify right side
    120,607.22x = 7,544,715,451.10
  5. Step 5: Solve for x
    x = 7,544,715,451.10/120,607.22
  6. Step 6: Final answer
    x = 62,556.08

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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.