Home / 115,401.53-173,112.02-36,514.01

Finding the Fourth Proportional to 115,401.53, 173,112.02 and 36,514.01

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Solution

The fourth proportional to 115,401.53, 173,112.02 and 36,514.01 is: 54,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,401.53 : 173,112.02 = 36,514.01 : x
  2. Step 2: Convert to fraction form
    115,401.53/173,112.02 = 36,514.01/x
  3. Step 3: Cross multiply
    115,401.53x = 173,112.02 × 36,514.01
  4. Step 4: Simplify right side
    115,401.53x = 6,321,014,029.40
  5. Step 5: Solve for x
    x = 6,321,014,029.40/115,401.53
  6. Step 6: Final answer
    x = 54,774.09

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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.