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Finding the Fourth Proportional to 127,000.32, 190,500.48 and 43,848.96

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Solution

The fourth proportional to 127,000.32, 190,500.48 and 43,848.96 is: 65,773.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,000.32 : 190,500.48 = 43,848.96 : x
  2. Step 2: Convert to fraction form
    127,000.32/190,500.48 = 43,848.96/x
  3. Step 3: Cross multiply
    127,000.32x = 190,500.48 × 43,848.96
  4. Step 4: Simplify right side
    127,000.32x = 8,353,247,927.50
  5. Step 5: Solve for x
    x = 8,353,247,927.50/127,000.32
  6. Step 6: Final answer
    x = 65,773.44

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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.