Home / 108,926.85-163,436.81-52,808.43

Finding the Fourth Proportional to 108,926.85, 163,436.81 and 52,808.43

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Solution

The fourth proportional to 108,926.85, 163,436.81 and 52,808.43 is: 79,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,926.85 : 163,436.81 = 52,808.43 : x
  2. Step 2: Convert to fraction form
    108,926.85/163,436.81 = 52,808.43/x
  3. Step 3: Cross multiply
    108,926.85x = 163,436.81 × 52,808.43
  4. Step 4: Simplify right side
    108,926.85x = 8,630,841,076.27
  5. Step 5: Solve for x
    x = 8,630,841,076.27/108,926.85
  6. Step 6: Final answer
    x = 79,235.20

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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.