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Finding the Fourth Proportional to 124,058.94, 186,008.45 and 53,027.92

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Solution

The fourth proportional to 124,058.94, 186,008.45 and 53,027.92 is: 79,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,058.94 : 186,008.45 = 53,027.92 : x
  2. Step 2: Convert to fraction form
    124,058.94/186,008.45 = 53,027.92/x
  3. Step 3: Cross multiply
    124,058.94x = 186,008.45 × 53,027.92
  4. Step 4: Simplify right side
    124,058.94x = 9,863,640,425.28
  5. Step 5: Solve for x
    x = 9,863,640,425.28/124,058.94
  6. Step 6: Final answer
    x = 79,507.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.