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Finding the Fourth Proportional to 201,176.60, 301,805.40 and 59,021.60

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Solution

The fourth proportional to 201,176.60, 301,805.40 and 59,021.60 is: 88,544.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,176.60 : 301,805.40 = 59,021.60 : x
  2. Step 2: Convert to fraction form
    201,176.60/301,805.40 = 59,021.60/x
  3. Step 3: Cross multiply
    201,176.60x = 301,805.40 × 59,021.60
  4. Step 4: Simplify right side
    201,176.60x = 17,813,037,596.64
  5. Step 5: Solve for x
    x = 17,813,037,596.64/201,176.60
  6. Step 6: Final answer
    x = 88,544.28

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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.