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Finding the Fourth Proportional to 201,146.60, 301,892.70 and 88,999.40

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Solution

The fourth proportional to 201,146.60, 301,892.70 and 88,999.40 is: 133,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,146.60 : 301,892.70 = 88,999.40 : x
  2. Step 2: Convert to fraction form
    201,146.60/301,892.70 = 88,999.40/x
  3. Step 3: Cross multiply
    201,146.60x = 301,892.70 × 88,999.40
  4. Step 4: Simplify right side
    201,146.60x = 26,868,269,164.38
  5. Step 5: Solve for x
    x = 26,868,269,164.38/201,146.60
  6. Step 6: Final answer
    x = 133,575.56

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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.