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Finding the Fourth Proportional to 52,987,687.53, 79,481,537.45 and 16,598,913.51

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Solution

The fourth proportional to 52,987,687.53, 79,481,537.45 and 16,598,913.51 is: 24,898,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987,687.53 : 79,481,537.45 = 16,598,913.51 : x
  2. Step 2: Convert to fraction form
    52,987,687.53/79,481,537.45 = 16,598,913.51/x
  3. Step 3: Cross multiply
    52,987,687.53x = 79,481,537.45 × 16,598,913.51
  4. Step 4: Simplify right side
    52,987,687.53x = 1,319,307,165,604,599.50
  5. Step 5: Solve for x
    x = 1,319,307,165,604,599.50/52,987,687.53
  6. Step 6: Final answer
    x = 24,898,372.19

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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.