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Finding the Fourth Proportional to 19,398.24, 26,594.64 and 19,048.32

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Solution

The fourth proportional to 19,398.24, 26,594.64 and 19,048.32 is: 26,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.24 : 26,594.64 = 19,048.32 : x
  2. Step 2: Convert to fraction form
    19,398.24/26,594.64 = 19,048.32/x
  3. Step 3: Cross multiply
    19,398.24x = 26,594.64 × 19,048.32
  4. Step 4: Simplify right side
    19,398.24x = 506,583,213.00
  5. Step 5: Solve for x
    x = 506,583,213.00/19,398.24
  6. Step 6: Final answer
    x = 26,114.91

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