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Finding the Fourth Proportional to 155,968.80, 233,515.80 and 151,594.80

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Solution

The fourth proportional to 155,968.80, 233,515.80 and 151,594.80 is: 226,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,968.80 : 233,515.80 = 151,594.80 : x
  2. Step 2: Convert to fraction form
    155,968.80/233,515.80 = 151,594.80/x
  3. Step 3: Cross multiply
    155,968.80x = 233,515.80 × 151,594.80
  4. Step 4: Simplify right side
    155,968.80x = 35,399,780,997.84
  5. Step 5: Solve for x
    x = 35,399,780,997.84/155,968.80
  6. Step 6: Final answer
    x = 226,967.07

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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.