Home / 329,233.20-493,871.40-92,583.60

Finding the Fourth Proportional to 329,233.20, 493,871.40 and 92,583.60

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Solution

The fourth proportional to 329,233.20, 493,871.40 and 92,583.60 is: 138,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,233.20 : 493,871.40 = 92,583.60 : x
  2. Step 2: Convert to fraction form
    329,233.20/493,871.40 = 92,583.60/x
  3. Step 3: Cross multiply
    329,233.20x = 493,871.40 × 92,583.60
  4. Step 4: Simplify right side
    329,233.20x = 45,724,392,149.04
  5. Step 5: Solve for x
    x = 45,724,392,149.04/329,233.20
  6. Step 6: Final answer
    x = 138,881.47

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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.