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Finding the Fourth Proportional to 50,554.40, 69,764.63 and 27,893.59

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Solution

The fourth proportional to 50,554.40, 69,764.63 and 27,893.59 is: 38,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,554.40 : 69,764.63 = 27,893.59 : x
  2. Step 2: Convert to fraction form
    50,554.40/69,764.63 = 27,893.59/x
  3. Step 3: Cross multiply
    50,554.40x = 69,764.63 × 27,893.59
  4. Step 4: Simplify right side
    50,554.40x = 1,945,985,671.84
  5. Step 5: Solve for x
    x = 1,945,985,671.84/50,554.40
  6. Step 6: Final answer
    x = 38,492.91

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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.