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Finding the Fourth Proportional to 14,058.23, 21,085.99 and 5,738.99

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Solution

The fourth proportional to 14,058.23, 21,085.99 and 5,738.99 is: 8,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.23 : 21,085.99 = 5,738.99 : x
  2. Step 2: Convert to fraction form
    14,058.23/21,085.99 = 5,738.99/x
  3. Step 3: Cross multiply
    14,058.23x = 21,085.99 × 5,738.99
  4. Step 4: Simplify right side
    14,058.23x = 121,012,165.97
  5. Step 5: Solve for x
    x = 121,012,165.97/14,058.23
  6. Step 6: Final answer
    x = 8,607.93

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1.5x scale

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.