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Finding the Fourth Proportional to 228,136.22, 342,262.73 and 94,972.22

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Solution

The fourth proportional to 228,136.22, 342,262.73 and 94,972.22 is: 142,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,136.22 : 342,262.73 = 94,972.22 : x
  2. Step 2: Convert to fraction form
    228,136.22/342,262.73 = 94,972.22/x
  3. Step 3: Cross multiply
    228,136.22x = 342,262.73 × 94,972.22
  4. Step 4: Simplify right side
    228,136.22x = 32,505,451,291.36
  5. Step 5: Solve for x
    x = 32,505,451,291.36/228,136.22
  6. Step 6: Final answer
    x = 142,482.64

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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.