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Finding the Fourth Proportional to 37,447,212.80, 56,076,340.80 and 29,888,940.80

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Solution

The fourth proportional to 37,447,212.80, 56,076,340.80 and 29,888,940.80 is: 44,758,002.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447,212.80 : 56,076,340.80 = 29,888,940.80 : x
  2. Step 2: Convert to fraction form
    37,447,212.80/56,076,340.80 = 29,888,940.80/x
  3. Step 3: Cross multiply
    37,447,212.80x = 56,076,340.80 × 29,888,940.80
  4. Step 4: Simplify right side
    37,447,212.80x = 1,676,062,430,451,824.50
  5. Step 5: Solve for x
    x = 1,676,062,430,451,824.50/37,447,212.80
  6. Step 6: Final answer
    x = 44,758,002.13

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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.