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Finding the Fourth Proportional to 40,003.52, 59,968.22 and 13,702.01

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Solution

The fourth proportional to 40,003.52, 59,968.22 and 13,702.01 is: 20,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.52 : 59,968.22 = 13,702.01 : x
  2. Step 2: Convert to fraction form
    40,003.52/59,968.22 = 13,702.01/x
  3. Step 3: Cross multiply
    40,003.52x = 59,968.22 × 13,702.01
  4. Step 4: Simplify right side
    40,003.52x = 821,684,781.77
  5. Step 5: Solve for x
    x = 821,684,781.77/40,003.52
  6. Step 6: Final answer
    x = 20,540.31

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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.