Home / 108,600.23-149,872.38-60,851.81

Finding the Fourth Proportional to 108,600.23, 149,872.38 and 60,851.81

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Solution

The fourth proportional to 108,600.23, 149,872.38 and 60,851.81 is: 83,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,600.23 : 149,872.38 = 60,851.81 : x
  2. Step 2: Convert to fraction form
    108,600.23/149,872.38 = 60,851.81/x
  3. Step 3: Cross multiply
    108,600.23x = 149,872.38 × 60,851.81
  4. Step 4: Simplify right side
    108,600.23x = 9,120,005,738.49
  5. Step 5: Solve for x
    x = 9,120,005,738.49/108,600.23
  6. Step 6: Final answer
    x = 83,977.77

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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.