Home / 115,846.50-173,783.52-40,951.20

Finding the Fourth Proportional to 115,846.50, 173,783.52 and 40,951.20

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Solution

The fourth proportional to 115,846.50, 173,783.52 and 40,951.20 is: 61,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,846.50 : 173,783.52 = 40,951.20 : x
  2. Step 2: Convert to fraction form
    115,846.50/173,783.52 = 40,951.20/x
  3. Step 3: Cross multiply
    115,846.50x = 173,783.52 × 40,951.20
  4. Step 4: Simplify right side
    115,846.50x = 7,116,643,684.22
  5. Step 5: Solve for x
    x = 7,116,643,684.22/115,846.50
  6. Step 6: Final answer
    x = 61,431.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.