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Finding the Third Proportional to 58,278.38 and 87,058.13

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Solution

The third proportional to 58,278.38 and 87,058.13 is: 130,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278.38 : 87,058.13 = 87,058.13 : x
  2. Step 2: Convert to fraction form
    58,278.38/87,058.13 = 87,058.13/x
  3. Step 3: Cross multiply
    58,278.38x = 87,058.13 × 87,058.13
  4. Step 4: Simplify right side
    58,278.38x = 7,579,117,128.52
  5. Step 5: Solve for x
    x = 7,579,117,128.52/58,278.38
  6. Step 6: Final answer
    x = 130,050.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.