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Finding the Fourth Proportional to 13,058.92, 19,590.81 and 4,294.18

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Solution

The fourth proportional to 13,058.92, 19,590.81 and 4,294.18 is: 6,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.92 : 19,590.81 = 4,294.18 : x
  2. Step 2: Convert to fraction form
    13,058.92/19,590.81 = 4,294.18/x
  3. Step 3: Cross multiply
    13,058.92x = 19,590.81 × 4,294.18
  4. Step 4: Simplify right side
    13,058.92x = 84,126,464.49
  5. Step 5: Solve for x
    x = 84,126,464.49/13,058.92
  6. Step 6: Final answer
    x = 6,442.07

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