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Finding the Fourth Proportional to 201,372.80, 301,713.60 and 95,964.80

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Solution

The fourth proportional to 201,372.80, 301,713.60 and 95,964.80 is: 143,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,372.80 : 301,713.60 = 95,964.80 : x
  2. Step 2: Convert to fraction form
    201,372.80/301,713.60 = 95,964.80/x
  3. Step 3: Cross multiply
    201,372.80x = 301,713.60 × 95,964.80
  4. Step 4: Simplify right side
    201,372.80x = 28,953,885,281.28
  5. Step 5: Solve for x
    x = 28,953,885,281.28/201,372.80
  6. Step 6: Final answer
    x = 143,782.50

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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.