Home / 105,027.03-157,540.23-26,141.25

Finding the Fourth Proportional to 105,027.03, 157,540.23 and 26,141.25

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Solution

The fourth proportional to 105,027.03, 157,540.23 and 26,141.25 is: 39,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,027.03 : 157,540.23 = 26,141.25 : x
  2. Step 2: Convert to fraction form
    105,027.03/157,540.23 = 26,141.25/x
  3. Step 3: Cross multiply
    105,027.03x = 157,540.23 × 26,141.25
  4. Step 4: Simplify right side
    105,027.03x = 4,118,298,537.49
  5. Step 5: Solve for x
    x = 4,118,298,537.49/105,027.03
  6. Step 6: Final answer
    x = 39,211.80

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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.