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Finding the Third Proportional to 57,595.75 and 90,155.75

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Solution

The third proportional to 57,595.75 and 90,155.75 is: 141,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,595.75 : 90,155.75 = 90,155.75 : x
  2. Step 2: Convert to fraction form
    57,595.75/90,155.75 = 90,155.75/x
  3. Step 3: Cross multiply
    57,595.75x = 90,155.75 × 90,155.75
  4. Step 4: Simplify right side
    57,595.75x = 8,128,059,258.06
  5. Step 5: Solve for x
    x = 8,128,059,258.06/57,595.75
  6. Step 6: Final answer
    x = 141,122.55

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.