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Finding the Fourth Proportional to 29,593.44, 40,840.16 and 17,018.19

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Solution

The fourth proportional to 29,593.44, 40,840.16 and 17,018.19 is: 23,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,593.44 : 40,840.16 = 17,018.19 : x
  2. Step 2: Convert to fraction form
    29,593.44/40,840.16 = 17,018.19/x
  3. Step 3: Cross multiply
    29,593.44x = 40,840.16 × 17,018.19
  4. Step 4: Simplify right side
    29,593.44x = 695,025,602.51
  5. Step 5: Solve for x
    x = 695,025,602.51/29,593.44
  6. Step 6: Final answer
    x = 23,485.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.