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Finding the Fourth Proportional to 14,690.10, 22,038.36 and 4,828.92

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Solution

The fourth proportional to 14,690.10, 22,038.36 and 4,828.92 is: 7,244.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690.10 : 22,038.36 = 4,828.92 : x
  2. Step 2: Convert to fraction form
    14,690.10/22,038.36 = 4,828.92/x
  3. Step 3: Cross multiply
    14,690.10x = 22,038.36 × 4,828.92
  4. Step 4: Simplify right side
    14,690.10x = 106,421,477.37
  5. Step 5: Solve for x
    x = 106,421,477.37/14,690.10
  6. Step 6: Final answer
    x = 7,244.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.