Home / 94,621.62-130,580.85-54,343.56

Finding the Fourth Proportional to 94,621.62, 130,580.85 and 54,343.56

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Solution

The fourth proportional to 94,621.62, 130,580.85 and 54,343.56 is: 74,995.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,621.62 : 130,580.85 = 54,343.56 : x
  2. Step 2: Convert to fraction form
    94,621.62/130,580.85 = 54,343.56/x
  3. Step 3: Cross multiply
    94,621.62x = 130,580.85 × 54,343.56
  4. Step 4: Simplify right side
    94,621.62x = 7,096,228,256.83
  5. Step 5: Solve for x
    x = 7,096,228,256.83/94,621.62
  6. Step 6: Final answer
    x = 74,995.84

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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.