Home / 94,694.56-130,682.36-54,420.96

Finding the Fourth Proportional to 94,694.56, 130,682.36 and 54,420.96

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Solution

The fourth proportional to 94,694.56, 130,682.36 and 54,420.96 is: 75,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,694.56 : 130,682.36 = 54,420.96 : x
  2. Step 2: Convert to fraction form
    94,694.56/130,682.36 = 54,420.96/x
  3. Step 3: Cross multiply
    94,694.56x = 130,682.36 × 54,420.96
  4. Step 4: Simplify right side
    94,694.56x = 7,111,859,486.27
  5. Step 5: Solve for x
    x = 7,111,859,486.27/94,694.56
  6. Step 6: Final answer
    x = 75,103.15

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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.