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Finding the Fourth Proportional to 45,483.88, 62,771.88 and 27,583.42

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Solution

The fourth proportional to 45,483.88, 62,771.88 and 27,583.42 is: 38,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,483.88 : 62,771.88 = 27,583.42 : x
  2. Step 2: Convert to fraction form
    45,483.88/62,771.88 = 27,583.42/x
  3. Step 3: Cross multiply
    45,483.88x = 62,771.88 × 27,583.42
  4. Step 4: Simplify right side
    45,483.88x = 1,731,463,130.23
  5. Step 5: Solve for x
    x = 1,731,463,130.23/45,483.88
  6. Step 6: Final answer
    x = 38,067.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.