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Finding the Fourth Proportional to 27,019.52, 40,500.12 and 11,448.08

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Solution

The fourth proportional to 27,019.52, 40,500.12 and 11,448.08 is: 17,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.52 : 40,500.12 = 11,448.08 : x
  2. Step 2: Convert to fraction form
    27,019.52/40,500.12 = 11,448.08/x
  3. Step 3: Cross multiply
    27,019.52x = 40,500.12 × 11,448.08
  4. Step 4: Simplify right side
    27,019.52x = 463,648,613.77
  5. Step 5: Solve for x
    x = 463,648,613.77/27,019.52
  6. Step 6: Final answer
    x = 17,159.77

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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.