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Finding the Third Proportional to 89,237 and 130,875

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Solution

The third proportional to 89,237 and 130,875 is: 191,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,237 : 130,875 = 130,875 : x
  2. Step 2: Convert to fraction form
    89,237/130,875 = 130,875/x
  3. Step 3: Cross multiply
    89,237x = 130,875 × 130,875
  4. Step 4: Simplify right side
    89,237x = 17,128,265,625
  5. Step 5: Solve for x
    x = 17,128,265,625/89,237
  6. Step 6: Final answer
    x = 191,941.30

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.