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Finding the Fourth Proportional to 17,692,169.50, 24,405,829.95 and 12,175,967.71

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Solution

The fourth proportional to 17,692,169.50, 24,405,829.95 and 12,175,967.71 is: 16,796,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692,169.50 : 24,405,829.95 = 12,175,967.71 : x
  2. Step 2: Convert to fraction form
    17,692,169.50/24,405,829.95 = 12,175,967.71/x
  3. Step 3: Cross multiply
    17,692,169.50x = 24,405,829.95 × 12,175,967.71
  4. Step 4: Simplify right side
    17,692,169.50x = 297,164,597,406,950.94
  5. Step 5: Solve for x
    x = 297,164,597,406,950.94/17,692,169.50
  6. Step 6: Final answer
    x = 16,796,391.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.