Home / 135,536.02-203,302.56-55,556.16

Finding the Fourth Proportional to 135,536.02, 203,302.56 and 55,556.16

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Solution

The fourth proportional to 135,536.02, 203,302.56 and 55,556.16 is: 83,333.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,536.02 : 203,302.56 = 55,556.16 : x
  2. Step 2: Convert to fraction form
    135,536.02/203,302.56 = 55,556.16/x
  3. Step 3: Cross multiply
    135,536.02x = 203,302.56 × 55,556.16
  4. Step 4: Simplify right side
    135,536.02x = 11,294,709,751.52
  5. Step 5: Solve for x
    x = 11,294,709,751.52/135,536.02
  6. Step 6: Final answer
    x = 83,333.64

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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.