Home / 347,840.36-521,735.04-111,119.48

Finding the Fourth Proportional to 347,840.36, 521,735.04 and 111,119.48

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Solution

The fourth proportional to 347,840.36, 521,735.04 and 111,119.48 is: 166,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,840.36 : 521,735.04 = 111,119.48 : x
  2. Step 2: Convert to fraction form
    347,840.36/521,735.04 = 111,119.48/x
  3. Step 3: Cross multiply
    347,840.36x = 521,735.04 × 111,119.48
  4. Step 4: Simplify right side
    347,840.36x = 57,974,926,342.58
  5. Step 5: Solve for x
    x = 57,974,926,342.58/347,840.36
  6. Step 6: Final answer
    x = 166,671.07

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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.