Home / 231,973.90-347,955.81-74,201.88

Finding the Fourth Proportional to 231,973.90, 347,955.81 and 74,201.88

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Solution

The fourth proportional to 231,973.90, 347,955.81 and 74,201.88 is: 111,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,973.90 : 347,955.81 = 74,201.88 : x
  2. Step 2: Convert to fraction form
    231,973.90/347,955.81 = 74,201.88/x
  3. Step 3: Cross multiply
    231,973.90x = 347,955.81 × 74,201.88
  4. Step 4: Simplify right side
    231,973.90x = 25,818,975,258.92
  5. Step 5: Solve for x
    x = 25,818,975,258.92/231,973.90
  6. Step 6: Final answer
    x = 111,301.21

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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.