Home / 193,749.76-290,622.78-114,807.16

Finding the Fourth Proportional to 193,749.76, 290,622.78 and 114,807.16

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Solution

The fourth proportional to 193,749.76, 290,622.78 and 114,807.16 is: 172,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,749.76 : 290,622.78 = 114,807.16 : x
  2. Step 2: Convert to fraction form
    193,749.76/290,622.78 = 114,807.16/x
  3. Step 3: Cross multiply
    193,749.76x = 290,622.78 × 114,807.16
  4. Step 4: Simplify right side
    193,749.76x = 33,365,576,003.10
  5. Step 5: Solve for x
    x = 33,365,576,003.10/193,749.76
  6. Step 6: Final answer
    x = 172,209.64

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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.