Home / 190,961.44-286,442.94-64,602.64

Finding the Fourth Proportional to 190,961.44, 286,442.94 and 64,602.64

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Solution

The fourth proportional to 190,961.44, 286,442.94 and 64,602.64 is: 96,904.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,961.44 : 286,442.94 = 64,602.64 : x
  2. Step 2: Convert to fraction form
    190,961.44/286,442.94 = 64,602.64/x
  3. Step 3: Cross multiply
    190,961.44x = 286,442.94 × 64,602.64
  4. Step 4: Simplify right side
    190,961.44x = 18,504,970,133.36
  5. Step 5: Solve for x
    x = 18,504,970,133.36/190,961.44
  6. Step 6: Final answer
    x = 96,904.22

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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.