Home / 108,942.41-163,423.02-30,056.63

Finding the Fourth Proportional to 108,942.41, 163,423.02 and 30,056.63

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Solution

The fourth proportional to 108,942.41, 163,423.02 and 30,056.63 is: 45,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,942.41 : 163,423.02 = 30,056.63 : x
  2. Step 2: Convert to fraction form
    108,942.41/163,423.02 = 30,056.63/x
  3. Step 3: Cross multiply
    108,942.41x = 163,423.02 × 30,056.63
  4. Step 4: Simplify right side
    108,942.41x = 4,911,945,245.62
  5. Step 5: Solve for x
    x = 4,911,945,245.62/108,942.41
  6. Step 6: Final answer
    x = 45,087.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.