Home / 127,639.40-191,546.56-44,533.40

Finding the Fourth Proportional to 127,639.40, 191,546.56 and 44,533.40

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Solution

The fourth proportional to 127,639.40, 191,546.56 and 44,533.40 is: 66,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,639.40 : 191,546.56 = 44,533.40 : x
  2. Step 2: Convert to fraction form
    127,639.40/191,546.56 = 44,533.40/x
  3. Step 3: Cross multiply
    127,639.40x = 191,546.56 × 44,533.40
  4. Step 4: Simplify right side
    127,639.40x = 8,530,219,575.10
  5. Step 5: Solve for x
    x = 8,530,219,575.10/127,639.40
  6. Step 6: Final answer
    x = 66,830.61

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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.