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Finding the Fourth Proportional to 18,036.16, 27,068.19 and 11,794.48

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Solution

The fourth proportional to 18,036.16, 27,068.19 and 11,794.48 is: 17,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.16 : 27,068.19 = 11,794.48 : x
  2. Step 2: Convert to fraction form
    18,036.16/27,068.19 = 11,794.48/x
  3. Step 3: Cross multiply
    18,036.16x = 27,068.19 × 11,794.48
  4. Step 4: Simplify right side
    18,036.16x = 319,255,225.59
  5. Step 5: Solve for x
    x = 319,255,225.59/18,036.16
  6. Step 6: Final answer
    x = 17,700.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.