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Finding the Fourth Proportional to 44,478.80, 61,378.84 and 27,245.92

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Solution

The fourth proportional to 44,478.80, 61,378.84 and 27,245.92 is: 37,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,478.80 : 61,378.84 = 27,245.92 : x
  2. Step 2: Convert to fraction form
    44,478.80/61,378.84 = 27,245.92/x
  3. Step 3: Cross multiply
    44,478.80x = 61,378.84 × 27,245.92
  4. Step 4: Simplify right side
    44,478.80x = 1,672,322,883.40
  5. Step 5: Solve for x
    x = 1,672,322,883.40/44,478.80
  6. Step 6: Final answer
    x = 37,598.20

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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.