Home / 165,090.70-247,543.08-52,744.60

Finding the Fourth Proportional to 165,090.70, 247,543.08 and 52,744.60

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Solution

The fourth proportional to 165,090.70, 247,543.08 and 52,744.60 is: 79,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,090.70 : 247,543.08 = 52,744.60 : x
  2. Step 2: Convert to fraction form
    165,090.70/247,543.08 = 52,744.60/x
  3. Step 3: Cross multiply
    165,090.70x = 247,543.08 × 52,744.60
  4. Step 4: Simplify right side
    165,090.70x = 13,056,560,737.37
  5. Step 5: Solve for x
    x = 13,056,560,737.37/165,090.70
  6. Step 6: Final answer
    x = 79,087.20

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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.