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Finding the Third Proportional to 37,038.50 and 48,905

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Solution

The third proportional to 37,038.50 and 48,905 is: 64,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.50 : 48,905 = 48,905 : x
  2. Step 2: Convert to fraction form
    37,038.50/48,905 = 48,905/x
  3. Step 3: Cross multiply
    37,038.50x = 48,905 × 48,905
  4. Step 4: Simplify right side
    37,038.50x = 2,391,699,025
  5. Step 5: Solve for x
    x = 2,391,699,025/37,038.50
  6. Step 6: Final answer
    x = 64,573.32

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.