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Finding the Fourth Proportional to 14,722.74, 22,069.98 and 9,442.98

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Solution

The fourth proportional to 14,722.74, 22,069.98 and 9,442.98 is: 14,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.74 : 22,069.98 = 9,442.98 : x
  2. Step 2: Convert to fraction form
    14,722.74/22,069.98 = 9,442.98/x
  3. Step 3: Cross multiply
    14,722.74x = 22,069.98 × 9,442.98
  4. Step 4: Simplify right side
    14,722.74x = 208,406,379.74
  5. Step 5: Solve for x
    x = 208,406,379.74/14,722.74
  6. Step 6: Final answer
    x = 14,155.41

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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.