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Finding the Third Proportional to 101,038.50 and 147,115.50

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Solution

The third proportional to 101,038.50 and 147,115.50 is: 214,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,038.50 : 147,115.50 = 147,115.50 : x
  2. Step 2: Convert to fraction form
    101,038.50/147,115.50 = 147,115.50/x
  3. Step 3: Cross multiply
    101,038.50x = 147,115.50 × 147,115.50
  4. Step 4: Simplify right side
    101,038.50x = 21,642,970,340.25
  5. Step 5: Solve for x
    x = 21,642,970,340.25/101,038.50
  6. Step 6: Final answer
    x = 214,205.18

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.