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Finding the Third Proportional to 61,153.50 and 97,289

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Solution

The third proportional to 61,153.50 and 97,289 is: 154,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,153.50 : 97,289 = 97,289 : x
  2. Step 2: Convert to fraction form
    61,153.50/97,289 = 97,289/x
  3. Step 3: Cross multiply
    61,153.50x = 97,289 × 97,289
  4. Step 4: Simplify right side
    61,153.50x = 9,465,149,521
  5. Step 5: Solve for x
    x = 9,465,149,521/61,153.50
  6. Step 6: Final answer
    x = 154,776.91

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.