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Finding the Fourth Proportional to 19,602.46, 27,051.01 and 11,104.47

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Solution

The fourth proportional to 19,602.46, 27,051.01 and 11,104.47 is: 15,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.46 : 27,051.01 = 11,104.47 : x
  2. Step 2: Convert to fraction form
    19,602.46/27,051.01 = 11,104.47/x
  3. Step 3: Cross multiply
    19,602.46x = 27,051.01 × 11,104.47
  4. Step 4: Simplify right side
    19,602.46x = 300,387,129.01
  5. Step 5: Solve for x
    x = 300,387,129.01/19,602.46
  6. Step 6: Final answer
    x = 15,323.95

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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.