Home / 190,533.48-262,957.88-109,982.64

Finding the Fourth Proportional to 190,533.48, 262,957.88 and 109,982.64

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Solution

The fourth proportional to 190,533.48, 262,957.88 and 109,982.64 is: 151,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,533.48 : 262,957.88 = 109,982.64 : x
  2. Step 2: Convert to fraction form
    190,533.48/262,957.88 = 109,982.64/x
  3. Step 3: Cross multiply
    190,533.48x = 262,957.88 × 109,982.64
  4. Step 4: Simplify right side
    190,533.48x = 28,920,801,851.20
  5. Step 5: Solve for x
    x = 28,920,801,851.20/190,533.48
  6. Step 6: Final answer
    x = 151,788.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.