Home / 135,083.80-202,358.40-118,462.60

Finding the Fourth Proportional to 135,083.80, 202,358.40 and 118,462.60

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Solution

The fourth proportional to 135,083.80, 202,358.40 and 118,462.60 is: 177,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,083.80 : 202,358.40 = 118,462.60 : x
  2. Step 2: Convert to fraction form
    135,083.80/202,358.40 = 118,462.60/x
  3. Step 3: Cross multiply
    135,083.80x = 202,358.40 × 118,462.60
  4. Step 4: Simplify right side
    135,083.80x = 23,971,902,195.84
  5. Step 5: Solve for x
    x = 23,971,902,195.84/135,083.80
  6. Step 6: Final answer
    x = 177,459.49

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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.