Home / 85,124.54-117,467.33-48,824.11

Finding the Fourth Proportional to 85,124.54, 117,467.33 and 48,824.11

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Solution

The fourth proportional to 85,124.54, 117,467.33 and 48,824.11 is: 67,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,124.54 : 117,467.33 = 48,824.11 : x
  2. Step 2: Convert to fraction form
    85,124.54/117,467.33 = 48,824.11/x
  3. Step 3: Cross multiply
    85,124.54x = 117,467.33 × 48,824.11
  4. Step 4: Simplify right side
    85,124.54x = 5,735,237,669.72
  5. Step 5: Solve for x
    x = 5,735,237,669.72/85,124.54
  6. Step 6: Final answer
    x = 67,374.67

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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.