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Finding the Fourth Proportional to 33,259.66, 45,898.71 and 19,838.54

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Solution

The fourth proportional to 33,259.66, 45,898.71 and 19,838.54 is: 27,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259.66 : 45,898.71 = 19,838.54 : x
  2. Step 2: Convert to fraction form
    33,259.66/45,898.71 = 19,838.54/x
  3. Step 3: Cross multiply
    33,259.66x = 45,898.71 × 19,838.54
  4. Step 4: Simplify right side
    33,259.66x = 910,563,394.28
  5. Step 5: Solve for x
    x = 910,563,394.28/33,259.66
  6. Step 6: Final answer
    x = 27,377.41

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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.