Home / 229,586.90-344,403.03-71,818.34

Finding the Fourth Proportional to 229,586.90, 344,403.03 and 71,818.34

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Solution

The fourth proportional to 229,586.90, 344,403.03 and 71,818.34 is: 107,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,586.90 : 344,403.03 = 71,818.34 : x
  2. Step 2: Convert to fraction form
    229,586.90/344,403.03 = 71,818.34/x
  3. Step 3: Cross multiply
    229,586.90x = 344,403.03 × 71,818.34
  4. Step 4: Simplify right side
    229,586.90x = 24,734,453,905.57
  5. Step 5: Solve for x
    x = 24,734,453,905.57/229,586.90
  6. Step 6: Final answer
    x = 107,734.60

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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.