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Finding the Third Proportional to 55,155.09 and 119,058.19

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Solution

The third proportional to 55,155.09 and 119,058.19 is: 256,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,155.09 : 119,058.19 = 119,058.19 : x
  2. Step 2: Convert to fraction form
    55,155.09/119,058.19 = 119,058.19/x
  3. Step 3: Cross multiply
    55,155.09x = 119,058.19 × 119,058.19
  4. Step 4: Simplify right side
    55,155.09x = 14,174,852,010.79
  5. Step 5: Solve for x
    x = 14,174,852,010.79/55,155.09
  6. Step 6: Final answer
    x = 256,999.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.