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Finding the Fourth Proportional to 201,130.80, 301,696.20 and 60,896.40

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Solution

The fourth proportional to 201,130.80, 301,696.20 and 60,896.40 is: 91,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,130.80 : 301,696.20 = 60,896.40 : x
  2. Step 2: Convert to fraction form
    201,130.80/301,696.20 = 60,896.40/x
  3. Step 3: Cross multiply
    201,130.80x = 301,696.20 × 60,896.40
  4. Step 4: Simplify right side
    201,130.80x = 18,372,212,473.68
  5. Step 5: Solve for x
    x = 18,372,212,473.68/201,130.80
  6. Step 6: Final answer
    x = 91,344.60

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1.5x scale

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.