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Finding the Fourth Proportional to 19,594.78, 27,054.88 and 12,051.25

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Solution

The fourth proportional to 19,594.78, 27,054.88 and 12,051.25 is: 16,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594.78 : 27,054.88 = 12,051.25 : x
  2. Step 2: Convert to fraction form
    19,594.78/27,054.88 = 12,051.25/x
  3. Step 3: Cross multiply
    19,594.78x = 27,054.88 × 12,051.25
  4. Step 4: Simplify right side
    19,594.78x = 326,045,024.83
  5. Step 5: Solve for x
    x = 326,045,024.83/19,594.78
  6. Step 6: Final answer
    x = 16,639.38

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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.