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Finding the Fourth Proportional to 27,316.48, 40,974.48 and 8,848.48

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Solution

The fourth proportional to 27,316.48, 40,974.48 and 8,848.48 is: 13,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.48 : 40,974.48 = 8,848.48 : x
  2. Step 2: Convert to fraction form
    27,316.48/40,974.48 = 8,848.48/x
  3. Step 3: Cross multiply
    27,316.48x = 40,974.48 × 8,848.48
  4. Step 4: Simplify right side
    27,316.48x = 362,561,866.79
  5. Step 5: Solve for x
    x = 362,561,866.79/27,316.48
  6. Step 6: Final answer
    x = 13,272.64

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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.