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Finding the Fourth Proportional to 64,515,542.80, 96,773,315.80 and 64,515,542.80

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Solution

The fourth proportional to 64,515,542.80, 96,773,315.80 and 64,515,542.80 is: 96,773,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515,542.80 : 96,773,315.80 = 64,515,542.80 : x
  2. Step 2: Convert to fraction form
    64,515,542.80/96,773,315.80 = 64,515,542.80/x
  3. Step 3: Cross multiply
    64,515,542.80x = 96,773,315.80 × 64,515,542.80
  4. Step 4: Simplify right side
    64,515,542.80x = 6,243,382,997,392,816
  5. Step 5: Solve for x
    x = 6,243,382,997,392,816/64,515,542.80
  6. Step 6: Final answer
    x = 96,773,315.80

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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.