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Finding the Fourth Proportional to 201,020.40, 301,530.60 and 96,044.40

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Solution

The fourth proportional to 201,020.40, 301,530.60 and 96,044.40 is: 144,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,020.40 : 301,530.60 = 96,044.40 : x
  2. Step 2: Convert to fraction form
    201,020.40/301,530.60 = 96,044.40/x
  3. Step 3: Cross multiply
    201,020.40x = 301,530.60 × 96,044.40
  4. Step 4: Simplify right side
    201,020.40x = 28,960,325,558.64
  5. Step 5: Solve for x
    x = 28,960,325,558.64/201,020.40
  6. Step 6: Final answer
    x = 144,066.60

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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.