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Finding the Fourth Proportional to 67,907,919.30, 101,861,878.95 and 24,762,783.30

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Solution

The fourth proportional to 67,907,919.30, 101,861,878.95 and 24,762,783.30 is: 37,144,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,907,919.30 : 101,861,878.95 = 24,762,783.30 : x
  2. Step 2: Convert to fraction form
    67,907,919.30/101,861,878.95 = 24,762,783.30/x
  3. Step 3: Cross multiply
    67,907,919.30x = 101,861,878.95 × 24,762,783.30
  4. Step 4: Simplify right side
    67,907,919.30x = 2,522,383,634,969,681.50
  5. Step 5: Solve for x
    x = 2,522,383,634,969,681.50/67,907,919.30
  6. Step 6: Final answer
    x = 37,144,174.95

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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.