Home / 74,657.45-103,027.26-41,123.45

Finding the Fourth Proportional to 74,657.45, 103,027.26 and 41,123.45

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Solution

The fourth proportional to 74,657.45, 103,027.26 and 41,123.45 is: 56,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,657.45 : 103,027.26 = 41,123.45 : x
  2. Step 2: Convert to fraction form
    74,657.45/103,027.26 = 41,123.45/x
  3. Step 3: Cross multiply
    74,657.45x = 103,027.26 × 41,123.45
  4. Step 4: Simplify right side
    74,657.45x = 4,236,836,375.25
  5. Step 5: Solve for x
    x = 4,236,836,375.25/74,657.45
  6. Step 6: Final answer
    x = 56,750.35

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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.