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Finding the Fourth Proportional to 203,043.60, 304,506.27 and 60,883.20

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Solution

The fourth proportional to 203,043.60, 304,506.27 and 60,883.20 is: 91,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,043.60 : 304,506.27 = 60,883.20 : x
  2. Step 2: Convert to fraction form
    203,043.60/304,506.27 = 60,883.20/x
  3. Step 3: Cross multiply
    203,043.60x = 304,506.27 × 60,883.20
  4. Step 4: Simplify right side
    203,043.60x = 18,539,316,137.66
  5. Step 5: Solve for x
    x = 18,539,316,137.66/203,043.60
  6. Step 6: Final answer
    x = 91,307.07

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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.