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Finding the Fourth Proportional to 61,674.84, 92,514.02 and 19,555.11

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Solution

The fourth proportional to 61,674.84, 92,514.02 and 19,555.11 is: 29,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,674.84 : 92,514.02 = 19,555.11 : x
  2. Step 2: Convert to fraction form
    61,674.84/92,514.02 = 19,555.11/x
  3. Step 3: Cross multiply
    61,674.84x = 92,514.02 × 19,555.11
  4. Step 4: Simplify right side
    61,674.84x = 1,809,121,739.87
  5. Step 5: Solve for x
    x = 1,809,121,739.87/61,674.84
  6. Step 6: Final answer
    x = 29,333.22

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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.