Home / 76,071.84-114,101.28-23,481.72

Finding the Fourth Proportional to 76,071.84, 114,101.28 and 23,481.72

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Solution

The fourth proportional to 76,071.84, 114,101.28 and 23,481.72 is: 35,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,071.84 : 114,101.28 = 23,481.72 : x
  2. Step 2: Convert to fraction form
    76,071.84/114,101.28 = 23,481.72/x
  3. Step 3: Cross multiply
    76,071.84x = 114,101.28 × 23,481.72
  4. Step 4: Simplify right side
    76,071.84x = 2,679,294,308.60
  5. Step 5: Solve for x
    x = 2,679,294,308.60/76,071.84
  6. Step 6: Final answer
    x = 35,220.58

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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.