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Finding the Fourth Proportional to 29,858.88, 41,214.48 and 19,248.48

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Solution

The fourth proportional to 29,858.88, 41,214.48 and 19,248.48 is: 26,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,858.88 : 41,214.48 = 19,248.48 : x
  2. Step 2: Convert to fraction form
    29,858.88/41,214.48 = 19,248.48/x
  3. Step 3: Cross multiply
    29,858.88x = 41,214.48 × 19,248.48
  4. Step 4: Simplify right side
    29,858.88x = 793,316,093.99
  5. Step 5: Solve for x
    x = 793,316,093.99/29,858.88
  6. Step 6: Final answer
    x = 26,568.85

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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.