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Finding the Fourth Proportional to 223,887.61, 308,986.73 and 167,200.57

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Solution

The fourth proportional to 223,887.61, 308,986.73 and 167,200.57 is: 230,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,887.61 : 308,986.73 = 167,200.57 : x
  2. Step 2: Convert to fraction form
    223,887.61/308,986.73 = 167,200.57/x
  3. Step 3: Cross multiply
    223,887.61x = 308,986.73 × 167,200.57
  4. Step 4: Simplify right side
    223,887.61x = 51,662,757,378.44
  5. Step 5: Solve for x
    x = 51,662,757,378.44/223,887.61
  6. Step 6: Final answer
    x = 230,753.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.