Home / 53,951.59-74,453.30-30,077.79

Finding the Fourth Proportional to 53,951.59, 74,453.30 and 30,077.79

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Solution

The fourth proportional to 53,951.59, 74,453.30 and 30,077.79 is: 41,507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,951.59 : 74,453.30 = 30,077.79 : x
  2. Step 2: Convert to fraction form
    53,951.59/74,453.30 = 30,077.79/x
  3. Step 3: Cross multiply
    53,951.59x = 74,453.30 × 30,077.79
  4. Step 4: Simplify right side
    53,951.59x = 2,239,390,722.21
  5. Step 5: Solve for x
    x = 2,239,390,722.21/53,951.59
  6. Step 6: Final answer
    x = 41,507.41

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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.