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Finding the Fourth Proportional to 19,359.99, 26,542.80 and 19,010.07

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Solution

The fourth proportional to 19,359.99, 26,542.80 and 19,010.07 is: 26,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.99 : 26,542.80 = 19,010.07 : x
  2. Step 2: Convert to fraction form
    19,359.99/26,542.80 = 19,010.07/x
  3. Step 3: Cross multiply
    19,359.99x = 26,542.80 × 19,010.07
  4. Step 4: Simplify right side
    19,359.99x = 504,580,486.00
  5. Step 5: Solve for x
    x = 504,580,486.00/19,359.99
  6. Step 6: Final answer
    x = 26,063.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.