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Finding the Fourth Proportional to 183,005.43, 274,555.47 and 107,168.01

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Solution

The fourth proportional to 183,005.43, 274,555.47 and 107,168.01 is: 160,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,005.43 : 274,555.47 = 107,168.01 : x
  2. Step 2: Convert to fraction form
    183,005.43/274,555.47 = 107,168.01/x
  3. Step 3: Cross multiply
    183,005.43x = 274,555.47 × 107,168.01
  4. Step 4: Simplify right side
    183,005.43x = 29,423,562,818.67
  5. Step 5: Solve for x
    x = 29,423,562,818.67/183,005.43
  6. Step 6: Final answer
    x = 160,779.73

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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.