Home / 94,722.36-130,739.27-54,459.54

Finding the Fourth Proportional to 94,722.36, 130,739.27 and 54,459.54

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Solution

The fourth proportional to 94,722.36, 130,739.27 and 54,459.54 is: 75,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,722.36 : 130,739.27 = 54,459.54 : x
  2. Step 2: Convert to fraction form
    94,722.36/130,739.27 = 54,459.54/x
  3. Step 3: Cross multiply
    94,722.36x = 130,739.27 × 54,459.54
  4. Step 4: Simplify right side
    94,722.36x = 7,120,000,231.84
  5. Step 5: Solve for x
    x = 7,120,000,231.84/94,722.36
  6. Step 6: Final answer
    x = 75,167.05

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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.