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Finding the Fourth Proportional to 35,339.97, 53,015.21 and 11,643.14

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Solution

The fourth proportional to 35,339.97, 53,015.21 and 11,643.14 is: 17,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.97 : 53,015.21 = 11,643.14 : x
  2. Step 2: Convert to fraction form
    35,339.97/53,015.21 = 11,643.14/x
  3. Step 3: Cross multiply
    35,339.97x = 53,015.21 × 11,643.14
  4. Step 4: Simplify right side
    35,339.97x = 617,263,586.48
  5. Step 5: Solve for x
    x = 617,263,586.48/35,339.97
  6. Step 6: Final answer
    x = 17,466.44

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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.