Home / 94,664.72-130,632.92-54,350.12

Finding the Fourth Proportional to 94,664.72, 130,632.92 and 54,350.12

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Solution

The fourth proportional to 94,664.72, 130,632.92 and 54,350.12 is: 75,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,664.72 : 130,632.92 = 54,350.12 : x
  2. Step 2: Convert to fraction form
    94,664.72/130,632.92 = 54,350.12/x
  3. Step 3: Cross multiply
    94,664.72x = 130,632.92 × 54,350.12
  4. Step 4: Simplify right side
    94,664.72x = 7,099,914,877.95
  5. Step 5: Solve for x
    x = 7,099,914,877.95/94,664.72
  6. Step 6: Final answer
    x = 75,000.64

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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.