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Finding the Fourth Proportional to 39,831,703.10, 59,747,554.65 and 39,831,703.10

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Solution

The fourth proportional to 39,831,703.10, 59,747,554.65 and 39,831,703.10 is: 59,747,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831,703.10 : 59,747,554.65 = 39,831,703.10 : x
  2. Step 2: Convert to fraction form
    39,831,703.10/59,747,554.65 = 39,831,703.10/x
  3. Step 3: Cross multiply
    39,831,703.10x = 59,747,554.65 × 39,831,703.10
  4. Step 4: Simplify right side
    39,831,703.10x = 2,379,846,857,769,824.50
  5. Step 5: Solve for x
    x = 2,379,846,857,769,824.50/39,831,703.10
  6. Step 6: Final answer
    x = 59,747,554.65

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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.