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Finding the Fourth Proportional to 35,663.73, 49,214.84 and 19,530.33

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Solution

The fourth proportional to 35,663.73, 49,214.84 and 19,530.33 is: 26,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.73 : 49,214.84 = 19,530.33 : x
  2. Step 2: Convert to fraction form
    35,663.73/49,214.84 = 19,530.33/x
  3. Step 3: Cross multiply
    35,663.73x = 49,214.84 × 19,530.33
  4. Step 4: Simplify right side
    35,663.73x = 961,181,968.45
  5. Step 5: Solve for x
    x = 961,181,968.45/35,663.73
  6. Step 6: Final answer
    x = 26,951.25

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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.