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Finding the Fourth Proportional to 32,690.70, 49,093.65 and 25,313.10

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Solution

The fourth proportional to 32,690.70, 49,093.65 and 25,313.10 is: 38,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.70 : 49,093.65 = 25,313.10 : x
  2. Step 2: Convert to fraction form
    32,690.70/49,093.65 = 25,313.10/x
  3. Step 3: Cross multiply
    32,690.70x = 49,093.65 × 25,313.10
  4. Step 4: Simplify right side
    32,690.70x = 1,242,712,471.82
  5. Step 5: Solve for x
    x = 1,242,712,471.82/32,690.70
  6. Step 6: Final answer
    x = 38,014.25

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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.