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Finding the Fourth Proportional to 39,341, 59,003.32 and 14,392.80

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Solution

The fourth proportional to 39,341, 59,003.32 and 14,392.80 is: 21,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341 : 59,003.32 = 14,392.80 : x
  2. Step 2: Convert to fraction form
    39,341/59,003.32 = 14,392.80/x
  3. Step 3: Cross multiply
    39,341x = 59,003.32 × 14,392.80
  4. Step 4: Simplify right side
    39,341x = 849,222,984.10
  5. Step 5: Solve for x
    x = 849,222,984.10/39,341
  6. Step 6: Final answer
    x = 21,586.21

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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.