Home / 264,556.05-365,090.30-155,684.45

Finding the Fourth Proportional to 264,556.05, 365,090.30 and 155,684.45

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Solution

The fourth proportional to 264,556.05, 365,090.30 and 155,684.45 is: 214,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,556.05 : 365,090.30 = 155,684.45 : x
  2. Step 2: Convert to fraction form
    264,556.05/365,090.30 = 155,684.45/x
  3. Step 3: Cross multiply
    264,556.05x = 365,090.30 × 155,684.45
  4. Step 4: Simplify right side
    264,556.05x = 56,838,882,555.84
  5. Step 5: Solve for x
    x = 56,838,882,555.84/264,556.05
  6. Step 6: Final answer
    x = 214,846.28

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1.5x scale

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.