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Finding the Fourth Proportional to 14,598.60, 21,900.94 and 4,738.08

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Solution

The fourth proportional to 14,598.60, 21,900.94 and 4,738.08 is: 7,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.60 : 21,900.94 = 4,738.08 : x
  2. Step 2: Convert to fraction form
    14,598.60/21,900.94 = 4,738.08/x
  3. Step 3: Cross multiply
    14,598.60x = 21,900.94 × 4,738.08
  4. Step 4: Simplify right side
    14,598.60x = 103,768,405.80
  5. Step 5: Solve for x
    x = 103,768,405.80/14,598.60
  6. Step 6: Final answer
    x = 7,108.11

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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.