Home / 74,259.60-102,463.76-44,039.28

Finding the Fourth Proportional to 74,259.60, 102,463.76 and 44,039.28

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Solution

The fourth proportional to 74,259.60, 102,463.76 and 44,039.28 is: 60,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,259.60 : 102,463.76 = 44,039.28 : x
  2. Step 2: Convert to fraction form
    74,259.60/102,463.76 = 44,039.28/x
  3. Step 3: Cross multiply
    74,259.60x = 102,463.76 × 44,039.28
  4. Step 4: Simplify right side
    74,259.60x = 4,512,430,216.49
  5. Step 5: Solve for x
    x = 4,512,430,216.49/74,259.60
  6. Step 6: Final answer
    x = 60,765.61

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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.