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Finding the Fourth Proportional to 19,603.26, 27,053 and 10,651.27

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Solution

The fourth proportional to 19,603.26, 27,053 and 10,651.27 is: 14,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.26 : 27,053 = 10,651.27 : x
  2. Step 2: Convert to fraction form
    19,603.26/27,053 = 10,651.27/x
  3. Step 3: Cross multiply
    19,603.26x = 27,053 × 10,651.27
  4. Step 4: Simplify right side
    19,603.26x = 288,148,807.31
  5. Step 5: Solve for x
    x = 288,148,807.31/19,603.26
  6. Step 6: Final answer
    x = 14,699.02

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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.