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Finding the Third Proportional to 62,140.50 and 97,639.50

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Solution

The third proportional to 62,140.50 and 97,639.50 is: 153,418.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.50 : 97,639.50 = 97,639.50 : x
  2. Step 2: Convert to fraction form
    62,140.50/97,639.50 = 97,639.50/x
  3. Step 3: Cross multiply
    62,140.50x = 97,639.50 × 97,639.50
  4. Step 4: Simplify right side
    62,140.50x = 9,533,471,960.25
  5. Step 5: Solve for x
    x = 9,533,471,960.25/62,140.50
  6. Step 6: Final answer
    x = 153,418.01

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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.