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Finding the Fourth Proportional to 50,855.72, 76,284.70 and 35,801.32

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Solution

The fourth proportional to 50,855.72, 76,284.70 and 35,801.32 is: 53,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,855.72 : 76,284.70 = 35,801.32 : x
  2. Step 2: Convert to fraction form
    50,855.72/76,284.70 = 35,801.32/x
  3. Step 3: Cross multiply
    50,855.72x = 76,284.70 × 35,801.32
  4. Step 4: Simplify right side
    50,855.72x = 2,731,092,955.80
  5. Step 5: Solve for x
    x = 2,731,092,955.80/50,855.72
  6. Step 6: Final answer
    x = 53,702.77

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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.