Home / 53,996.45-74,520.27-30,125.34

Finding the Fourth Proportional to 53,996.45, 74,520.27 and 30,125.34

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Solution

The fourth proportional to 53,996.45, 74,520.27 and 30,125.34 is: 41,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.45 : 74,520.27 = 30,125.34 : x
  2. Step 2: Convert to fraction form
    53,996.45/74,520.27 = 30,125.34/x
  3. Step 3: Cross multiply
    53,996.45x = 74,520.27 × 30,125.34
  4. Step 4: Simplify right side
    53,996.45x = 2,244,948,470.64
  5. Step 5: Solve for x
    x = 2,244,948,470.64/53,996.45
  6. Step 6: Final answer
    x = 41,575.86

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1.5x scale

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.