Home / 94,478.40-130,375.27-58,667.64

Finding the Fourth Proportional to 94,478.40, 130,375.27 and 58,667.64

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Solution

The fourth proportional to 94,478.40, 130,375.27 and 58,667.64 is: 80,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,478.40 : 130,375.27 = 58,667.64 : x
  2. Step 2: Convert to fraction form
    94,478.40/130,375.27 = 58,667.64/x
  3. Step 3: Cross multiply
    94,478.40x = 130,375.27 × 58,667.64
  4. Step 4: Simplify right side
    94,478.40x = 7,648,809,723.05
  5. Step 5: Solve for x
    x = 7,648,809,723.05/94,478.40
  6. Step 6: Final answer
    x = 80,958.29

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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.