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Finding the Fourth Proportional to 16,666,161.80, 23,348,569.75 and 16,666,161.80

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Solution

The fourth proportional to 16,666,161.80, 23,348,569.75 and 16,666,161.80 is: 23,348,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666,161.80 : 23,348,569.75 = 16,666,161.80 : x
  2. Step 2: Convert to fraction form
    16,666,161.80/23,348,569.75 = 16,666,161.80/x
  3. Step 3: Cross multiply
    16,666,161.80x = 23,348,569.75 × 16,666,161.80
  4. Step 4: Simplify right side
    16,666,161.80x = 389,131,041,252,085.56
  5. Step 5: Solve for x
    x = 389,131,041,252,085.56/16,666,161.80
  6. Step 6: Final answer
    x = 23,348,569.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.