Home / 94,929.75-142,324.32-57,481.02

Finding the Fourth Proportional to 94,929.75, 142,324.32 and 57,481.02

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Solution

The fourth proportional to 94,929.75, 142,324.32 and 57,481.02 is: 86,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,929.75 : 142,324.32 = 57,481.02 : x
  2. Step 2: Convert to fraction form
    94,929.75/142,324.32 = 57,481.02/x
  3. Step 3: Cross multiply
    94,929.75x = 142,324.32 × 57,481.02
  4. Step 4: Simplify right side
    94,929.75x = 8,180,947,084.41
  5. Step 5: Solve for x
    x = 8,180,947,084.41/94,929.75
  6. Step 6: Final answer
    x = 86,178.96

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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.