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Finding the Fourth Proportional to 234,485.52, 323,701.59 and 157,094.43

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Solution

The fourth proportional to 234,485.52, 323,701.59 and 157,094.43 is: 216,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,485.52 : 323,701.59 = 157,094.43 : x
  2. Step 2: Convert to fraction form
    234,485.52/323,701.59 = 157,094.43/x
  3. Step 3: Cross multiply
    234,485.52x = 323,701.59 × 157,094.43
  4. Step 4: Simplify right side
    234,485.52x = 50,851,716,771.14
  5. Step 5: Solve for x
    x = 50,851,716,771.14/234,485.52
  6. Step 6: Final answer
    x = 216,865.06

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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.