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Finding the Fourth Proportional to 201,161.45, 301,250.10 and 95,857.40

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Solution

The fourth proportional to 201,161.45, 301,250.10 and 95,857.40 is: 143,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,161.45 : 301,250.10 = 95,857.40 : x
  2. Step 2: Convert to fraction form
    201,161.45/301,250.10 = 95,857.40/x
  3. Step 3: Cross multiply
    201,161.45x = 301,250.10 × 95,857.40
  4. Step 4: Simplify right side
    201,161.45x = 28,877,051,335.74
  5. Step 5: Solve for x
    x = 28,877,051,335.74/201,161.45
  6. Step 6: Final answer
    x = 143,551.62

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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.