Home / 108,052.62-149,120.10-60,315.27

Finding the Fourth Proportional to 108,052.62, 149,120.10 and 60,315.27

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Solution

The fourth proportional to 108,052.62, 149,120.10 and 60,315.27 is: 83,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,052.62 : 149,120.10 = 60,315.27 : x
  2. Step 2: Convert to fraction form
    108,052.62/149,120.10 = 60,315.27/x
  3. Step 3: Cross multiply
    108,052.62x = 149,120.10 × 60,315.27
  4. Step 4: Simplify right side
    108,052.62x = 8,994,219,093.93
  5. Step 5: Solve for x
    x = 8,994,219,093.93/108,052.62
  6. Step 6: Final answer
    x = 83,239.25

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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.