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Finding the Fourth Proportional to 127,325.40, 190,848.60 and 64,044.60

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Solution

The fourth proportional to 127,325.40, 190,848.60 and 64,044.60 is: 95,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,325.40 : 190,848.60 = 64,044.60 : x
  2. Step 2: Convert to fraction form
    127,325.40/190,848.60 = 64,044.60/x
  3. Step 3: Cross multiply
    127,325.40x = 190,848.60 × 64,044.60
  4. Step 4: Simplify right side
    127,325.40x = 12,222,822,247.56
  5. Step 5: Solve for x
    x = 12,222,822,247.56/127,325.40
  6. Step 6: Final answer
    x = 95,996.73

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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.