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Finding the Fourth Proportional to 60,843,677.54, 83,968,394.49 and 34,372,850.40

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Solution

The fourth proportional to 60,843,677.54, 83,968,394.49 and 34,372,850.40 is: 47,436,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,843,677.54 : 83,968,394.49 = 34,372,850.40 : x
  2. Step 2: Convert to fraction form
    60,843,677.54/83,968,394.49 = 34,372,850.40/x
  3. Step 3: Cross multiply
    60,843,677.54x = 83,968,394.49 × 34,372,850.40
  4. Step 4: Simplify right side
    60,843,677.54x = 2,886,233,062,280,880.50
  5. Step 5: Solve for x
    x = 2,886,233,062,280,880.50/60,843,677.54
  6. Step 6: Final answer
    x = 47,436,860.81

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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.