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Finding the Third Proportional to 107,569.50 and 143,673.75

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Solution

The third proportional to 107,569.50 and 143,673.75 is: 191,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,569.50 : 143,673.75 = 143,673.75 : x
  2. Step 2: Convert to fraction form
    107,569.50/143,673.75 = 143,673.75/x
  3. Step 3: Cross multiply
    107,569.50x = 143,673.75 × 143,673.75
  4. Step 4: Simplify right side
    107,569.50x = 20,642,146,439.06
  5. Step 5: Solve for x
    x = 20,642,146,439.06/107,569.50
  6. Step 6: Final answer
    x = 191,895.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.