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Finding the Fourth Proportional to 35,952.64, 49,615 and 19,820.52

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Solution

The fourth proportional to 35,952.64, 49,615 and 19,820.52 is: 27,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,952.64 : 49,615 = 19,820.52 : x
  2. Step 2: Convert to fraction form
    35,952.64/49,615 = 19,820.52/x
  3. Step 3: Cross multiply
    35,952.64x = 49,615 × 19,820.52
  4. Step 4: Simplify right side
    35,952.64x = 983,395,099.80
  5. Step 5: Solve for x
    x = 983,395,099.80/35,952.64
  6. Step 6: Final answer
    x = 27,352.51

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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.