Home / 130,023.01-195,090.86-45,843.30

Finding the Fourth Proportional to 130,023.01, 195,090.86 and 45,843.30

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Solution

The fourth proportional to 130,023.01, 195,090.86 and 45,843.30 is: 68,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.01 : 195,090.86 = 45,843.30 : x
  2. Step 2: Convert to fraction form
    130,023.01/195,090.86 = 45,843.30/x
  3. Step 3: Cross multiply
    130,023.01x = 195,090.86 × 45,843.30
  4. Step 4: Simplify right side
    130,023.01x = 8,943,608,822.24
  5. Step 5: Solve for x
    x = 8,943,608,822.24/130,023.01
  6. Step 6: Final answer
    x = 68,784.82

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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.