Home / 127,269.96-190,905.46-43,030.58

Finding the Fourth Proportional to 127,269.96, 190,905.46 and 43,030.58

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Solution

The fourth proportional to 127,269.96, 190,905.46 and 43,030.58 is: 64,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,269.96 : 190,905.46 = 43,030.58 : x
  2. Step 2: Convert to fraction form
    127,269.96/190,905.46 = 43,030.58/x
  3. Step 3: Cross multiply
    127,269.96x = 190,905.46 × 43,030.58
  4. Step 4: Simplify right side
    127,269.96x = 8,214,772,668.97
  5. Step 5: Solve for x
    x = 8,214,772,668.97/127,269.96
  6. Step 6: Final answer
    x = 64,546.05

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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.