Home / 209,090.60-288,546.41-113,597.27

Finding the Fourth Proportional to 209,090.60, 288,546.41 and 113,597.27

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Solution

The fourth proportional to 209,090.60, 288,546.41 and 113,597.27 is: 156,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,090.60 : 288,546.41 = 113,597.27 : x
  2. Step 2: Convert to fraction form
    209,090.60/288,546.41 = 113,597.27/x
  3. Step 3: Cross multiply
    209,090.60x = 288,546.41 × 113,597.27
  4. Step 4: Simplify right side
    209,090.60x = 32,778,084,444.30
  5. Step 5: Solve for x
    x = 32,778,084,444.30/209,090.60
  6. Step 6: Final answer
    x = 156,764.98

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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.