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Finding the Fourth Proportional to 38,396.58, 57,571.11 and 14,995.50

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Solution

The fourth proportional to 38,396.58, 57,571.11 and 14,995.50 is: 22,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.58 : 57,571.11 = 14,995.50 : x
  2. Step 2: Convert to fraction form
    38,396.58/57,571.11 = 14,995.50/x
  3. Step 3: Cross multiply
    38,396.58x = 57,571.11 × 14,995.50
  4. Step 4: Simplify right side
    38,396.58x = 863,307,580.01
  5. Step 5: Solve for x
    x = 863,307,580.01/38,396.58
  6. Step 6: Final answer
    x = 22,483.97

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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.