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Finding the Fourth Proportional to 61,268.19, 91,859.08 and 23,797.05

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Solution

The fourth proportional to 61,268.19, 91,859.08 and 23,797.05 is: 35,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,268.19 : 91,859.08 = 23,797.05 : x
  2. Step 2: Convert to fraction form
    61,268.19/91,859.08 = 23,797.05/x
  3. Step 3: Cross multiply
    61,268.19x = 91,859.08 × 23,797.05
  4. Step 4: Simplify right side
    61,268.19x = 2,185,975,119.71
  5. Step 5: Solve for x
    x = 2,185,975,119.71/61,268.19
  6. Step 6: Final answer
    x = 35,678.79

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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.