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Finding the Fourth Proportional to 16,368.58, 22,584.72 and 9,653.68

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Solution

The fourth proportional to 16,368.58, 22,584.72 and 9,653.68 is: 13,319.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.58 : 22,584.72 = 9,653.68 : x
  2. Step 2: Convert to fraction form
    16,368.58/22,584.72 = 9,653.68/x
  3. Step 3: Cross multiply
    16,368.58x = 22,584.72 × 9,653.68
  4. Step 4: Simplify right side
    16,368.58x = 218,025,659.77
  5. Step 5: Solve for x
    x = 218,025,659.77/16,368.58
  6. Step 6: Final answer
    x = 13,319.77

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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.