Home / 108,106.53-149,185.44-60,360.54

Finding the Fourth Proportional to 108,106.53, 149,185.44 and 60,360.54

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Solution

The fourth proportional to 108,106.53, 149,185.44 and 60,360.54 is: 83,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,106.53 : 149,185.44 = 60,360.54 : x
  2. Step 2: Convert to fraction form
    108,106.53/149,185.44 = 60,360.54/x
  3. Step 3: Cross multiply
    108,106.53x = 149,185.44 × 60,360.54
  4. Step 4: Simplify right side
    108,106.53x = 9,004,913,718.54
  5. Step 5: Solve for x
    x = 9,004,913,718.54/108,106.53
  6. Step 6: Final answer
    x = 83,296.67

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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.