Home / 115,606.36-173,400.43-36,721.27

Finding the Fourth Proportional to 115,606.36, 173,400.43 and 36,721.27

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Solution

The fourth proportional to 115,606.36, 173,400.43 and 36,721.27 is: 55,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,606.36 : 173,400.43 = 36,721.27 : x
  2. Step 2: Convert to fraction form
    115,606.36/173,400.43 = 36,721.27/x
  3. Step 3: Cross multiply
    115,606.36x = 173,400.43 × 36,721.27
  4. Step 4: Simplify right side
    115,606.36x = 6,367,484,008.15
  5. Step 5: Solve for x
    x = 6,367,484,008.15/115,606.36
  6. Step 6: Final answer
    x = 55,079.01

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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.