Home / 115,513.76-173,292.24-36,606.80

Finding the Fourth Proportional to 115,513.76, 173,292.24 and 36,606.80

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Solution

The fourth proportional to 115,513.76, 173,292.24 and 36,606.80 is: 54,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513.76 : 173,292.24 = 36,606.80 : x
  2. Step 2: Convert to fraction form
    115,513.76/173,292.24 = 36,606.80/x
  3. Step 3: Cross multiply
    115,513.76x = 173,292.24 × 36,606.80
  4. Step 4: Simplify right side
    115,513.76x = 6,343,674,371.23
  5. Step 5: Solve for x
    x = 6,343,674,371.23/115,513.76
  6. Step 6: Final answer
    x = 54,917.05

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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.