Home / 127,289.21-190,933.81-32,519.60

Finding the Fourth Proportional to 127,289.21, 190,933.81 and 32,519.60

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Solution

The fourth proportional to 127,289.21, 190,933.81 and 32,519.60 is: 48,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,289.21 : 190,933.81 = 32,519.60 : x
  2. Step 2: Convert to fraction form
    127,289.21/190,933.81 = 32,519.60/x
  3. Step 3: Cross multiply
    127,289.21x = 190,933.81 × 32,519.60
  4. Step 4: Simplify right side
    127,289.21x = 6,209,090,091.71
  5. Step 5: Solve for x
    x = 6,209,090,091.71/127,289.21
  6. Step 6: Final answer
    x = 48,779.39

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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.