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Finding the Fourth Proportional to 237,307.60, 355,766.28 and 110,885.32

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Solution

The fourth proportional to 237,307.60, 355,766.28 and 110,885.32 is: 166,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,307.60 : 355,766.28 = 110,885.32 : x
  2. Step 2: Convert to fraction form
    237,307.60/355,766.28 = 110,885.32/x
  3. Step 3: Cross multiply
    237,307.60x = 355,766.28 × 110,885.32
  4. Step 4: Simplify right side
    237,307.60x = 39,449,257,803.01
  5. Step 5: Solve for x
    x = 39,449,257,803.01/237,307.60
  6. Step 6: Final answer
    x = 166,236.81

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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.