Home / 72,050.37-99,435.20-41,845.17

Finding the Fourth Proportional to 72,050.37, 99,435.20 and 41,845.17

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Solution

The fourth proportional to 72,050.37, 99,435.20 and 41,845.17 is: 57,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,050.37 : 99,435.20 = 41,845.17 : x
  2. Step 2: Convert to fraction form
    72,050.37/99,435.20 = 41,845.17/x
  3. Step 3: Cross multiply
    72,050.37x = 99,435.20 × 41,845.17
  4. Step 4: Simplify right side
    72,050.37x = 4,160,882,856.95
  5. Step 5: Solve for x
    x = 4,160,882,856.95/72,050.37
  6. Step 6: Final answer
    x = 57,749.64

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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.