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Finding the Fourth Proportional to 26,438.49, 36,484.49 and 14,501.72

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Solution

The fourth proportional to 26,438.49, 36,484.49 and 14,501.72 is: 20,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.49 : 36,484.49 = 14,501.72 : x
  2. Step 2: Convert to fraction form
    26,438.49/36,484.49 = 14,501.72/x
  3. Step 3: Cross multiply
    26,438.49x = 36,484.49 × 14,501.72
  4. Step 4: Simplify right side
    26,438.49x = 529,087,858.32
  5. Step 5: Solve for x
    x = 529,087,858.32/26,438.49
  6. Step 6: Final answer
    x = 20,012.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.