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Finding the Fourth Proportional to 39,242, 58,863 and 10,058

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Solution

The fourth proportional to 39,242, 58,863 and 10,058 is: 15,087

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242 : 58,863 = 10,058 : x
  2. Step 2: Convert to fraction form
    39,242/58,863 = 10,058/x
  3. Step 3: Cross multiply
    39,242x = 58,863 × 10,058
  4. Step 4: Simplify right side
    39,242x = 592,044,054
  5. Step 5: Solve for x
    x = 592,044,054/39,242
  6. Step 6: Final answer
    x = 15,087

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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.