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Finding the Fourth Proportional to 19,597.52, 27,037.86 and 11,098.64

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Solution

The fourth proportional to 19,597.52, 27,037.86 and 11,098.64 is: 15,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,597.52 : 27,037.86 = 11,098.64 : x
  2. Step 2: Convert to fraction form
    19,597.52/27,037.86 = 11,098.64/x
  3. Step 3: Cross multiply
    19,597.52x = 27,037.86 × 11,098.64
  4. Step 4: Simplify right side
    19,597.52x = 300,083,474.51
  5. Step 5: Solve for x
    x = 300,083,474.51/19,597.52
  6. Step 6: Final answer
    x = 15,312.32

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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.