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Finding the Fourth Proportional to 62,274.36, 85,949.60 and 36,779.01

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Solution

The fourth proportional to 62,274.36, 85,949.60 and 36,779.01 is: 50,761.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,274.36 : 85,949.60 = 36,779.01 : x
  2. Step 2: Convert to fraction form
    62,274.36/85,949.60 = 36,779.01/x
  3. Step 3: Cross multiply
    62,274.36x = 85,949.60 × 36,779.01
  4. Step 4: Simplify right side
    62,274.36x = 3,161,141,197.90
  5. Step 5: Solve for x
    x = 3,161,141,197.90/62,274.36
  6. Step 6: Final answer
    x = 50,761.52

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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.