Home / 108,056.27-149,120.03-59,658.05

Finding the Fourth Proportional to 108,056.27, 149,120.03 and 59,658.05

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Solution

The fourth proportional to 108,056.27, 149,120.03 and 59,658.05 is: 82,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,056.27 : 149,120.03 = 59,658.05 : x
  2. Step 2: Convert to fraction form
    108,056.27/149,120.03 = 59,658.05/x
  3. Step 3: Cross multiply
    108,056.27x = 149,120.03 × 59,658.05
  4. Step 4: Simplify right side
    108,056.27x = 8,896,209,161.85
  5. Step 5: Solve for x
    x = 8,896,209,161.85/108,056.27
  6. Step 6: Final answer
    x = 82,329.42

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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.