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Finding the Fourth Proportional to 14,724.73, 22,075.48 and 7,325.15

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Solution

The fourth proportional to 14,724.73, 22,075.48 and 7,325.15 is: 10,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.73 : 22,075.48 = 7,325.15 : x
  2. Step 2: Convert to fraction form
    14,724.73/22,075.48 = 7,325.15/x
  3. Step 3: Cross multiply
    14,724.73x = 22,075.48 × 7,325.15
  4. Step 4: Simplify right side
    14,724.73x = 161,706,202.32
  5. Step 5: Solve for x
    x = 161,706,202.32/14,724.73
  6. Step 6: Final answer
    x = 10,981.95

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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.