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Finding the Fourth Proportional to 201,673.75, 302,440.05 and 59,481.28

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Solution

The fourth proportional to 201,673.75, 302,440.05 and 59,481.28 is: 89,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,673.75 : 302,440.05 = 59,481.28 : x
  2. Step 2: Convert to fraction form
    201,673.75/302,440.05 = 59,481.28/x
  3. Step 3: Cross multiply
    201,673.75x = 302,440.05 × 59,481.28
  4. Step 4: Simplify right side
    201,673.75x = 17,989,520,541.16
  5. Step 5: Solve for x
    x = 17,989,520,541.16/201,673.75
  6. Step 6: Final answer
    x = 89,201.10

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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.