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Finding the Fourth Proportional to 19,590.16, 27,014.88 and 12,514

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Solution

The fourth proportional to 19,590.16, 27,014.88 and 12,514 is: 17,256.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.16 : 27,014.88 = 12,514 : x
  2. Step 2: Convert to fraction form
    19,590.16/27,014.88 = 12,514/x
  3. Step 3: Cross multiply
    19,590.16x = 27,014.88 × 12,514
  4. Step 4: Simplify right side
    19,590.16x = 338,064,208.32
  5. Step 5: Solve for x
    x = 338,064,208.32/19,590.16
  6. Step 6: Final answer
    x = 17,256.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.