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Finding the Fourth Proportional to 35,633.88, 53,415.54 and 16,880.94

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Solution

The fourth proportional to 35,633.88, 53,415.54 and 16,880.94 is: 25,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,633.88 : 53,415.54 = 16,880.94 : x
  2. Step 2: Convert to fraction form
    35,633.88/53,415.54 = 16,880.94/x
  3. Step 3: Cross multiply
    35,633.88x = 53,415.54 × 16,880.94
  4. Step 4: Simplify right side
    35,633.88x = 901,704,525.81
  5. Step 5: Solve for x
    x = 901,704,525.81/35,633.88
  6. Step 6: Final answer
    x = 25,304.70

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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.