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Finding the Fourth Proportional to 27,300.57, 40,934.04 and 12,514.02

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Solution

The fourth proportional to 27,300.57, 40,934.04 and 12,514.02 is: 18,763.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.57 : 40,934.04 = 12,514.02 : x
  2. Step 2: Convert to fraction form
    27,300.57/40,934.04 = 12,514.02/x
  3. Step 3: Cross multiply
    27,300.57x = 40,934.04 × 12,514.02
  4. Step 4: Simplify right side
    27,300.57x = 512,249,395.24
  5. Step 5: Solve for x
    x = 512,249,395.24/27,300.57
  6. Step 6: Final answer
    x = 18,763.32

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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.