Home / 76,760.01-115,090.83-53,001

Finding the Fourth Proportional to 76,760.01, 115,090.83 and 53,001

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Solution

The fourth proportional to 76,760.01, 115,090.83 and 53,001 is: 79,467.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,760.01 : 115,090.83 = 53,001 : x
  2. Step 2: Convert to fraction form
    76,760.01/115,090.83 = 53,001/x
  3. Step 3: Cross multiply
    76,760.01x = 115,090.83 × 53,001
  4. Step 4: Simplify right side
    76,760.01x = 6,099,929,080.83
  5. Step 5: Solve for x
    x = 6,099,929,080.83/76,760.01
  6. Step 6: Final answer
    x = 79,467.54

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1.5x scale

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.