Home / 115,905.26-173,872.48-41,007.80

Finding the Fourth Proportional to 115,905.26, 173,872.48 and 41,007.80

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Solution

The fourth proportional to 115,905.26, 173,872.48 and 41,007.80 is: 61,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,905.26 : 173,872.48 = 41,007.80 : x
  2. Step 2: Convert to fraction form
    115,905.26/173,872.48 = 41,007.80/x
  3. Step 3: Cross multiply
    115,905.26x = 173,872.48 × 41,007.80
  4. Step 4: Simplify right side
    115,905.26x = 7,130,127,885.34
  5. Step 5: Solve for x
    x = 7,130,127,885.34/115,905.26
  6. Step 6: Final answer
    x = 61,516.86

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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.