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Finding the Fourth Proportional to 27,618, 41,349.81 and 14,922.28

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Solution

The fourth proportional to 27,618, 41,349.81 and 14,922.28 is: 22,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618 : 41,349.81 = 14,922.28 : x
  2. Step 2: Convert to fraction form
    27,618/41,349.81 = 14,922.28/x
  3. Step 3: Cross multiply
    27,618x = 41,349.81 × 14,922.28
  4. Step 4: Simplify right side
    27,618x = 617,033,442.77
  5. Step 5: Solve for x
    x = 617,033,442.77/27,618
  6. Step 6: Final answer
    x = 22,341.71

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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.