Home / 50,541.52-69,725.64-30,393.04

Finding the Fourth Proportional to 50,541.52, 69,725.64 and 30,393.04

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Solution

The fourth proportional to 50,541.52, 69,725.64 and 30,393.04 is: 41,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,541.52 : 69,725.64 = 30,393.04 : x
  2. Step 2: Convert to fraction form
    50,541.52/69,725.64 = 30,393.04/x
  3. Step 3: Cross multiply
    50,541.52x = 69,725.64 × 30,393.04
  4. Step 4: Simplify right side
    50,541.52x = 2,119,174,165.55
  5. Step 5: Solve for x
    x = 2,119,174,165.55/50,541.52
  6. Step 6: Final answer
    x = 41,929.37

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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.