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Finding the Fourth Proportional to 259,009.62, 357,486.29 and 163,452.02

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Solution

The fourth proportional to 259,009.62, 357,486.29 and 163,452.02 is: 225,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,009.62 : 357,486.29 = 163,452.02 : x
  2. Step 2: Convert to fraction form
    259,009.62/357,486.29 = 163,452.02/x
  3. Step 3: Cross multiply
    259,009.62x = 357,486.29 × 163,452.02
  4. Step 4: Simplify right side
    259,009.62x = 58,431,856,222.81
  5. Step 5: Solve for x
    x = 58,431,856,222.81/259,009.62
  6. Step 6: Final answer
    x = 225,597.24

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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.