Home / 115,887.17-173,943.09-55,957.88

Finding the Fourth Proportional to 115,887.17, 173,943.09 and 55,957.88

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Solution

The fourth proportional to 115,887.17, 173,943.09 and 55,957.88 is: 83,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,887.17 : 173,943.09 = 55,957.88 : x
  2. Step 2: Convert to fraction form
    115,887.17/173,943.09 = 55,957.88/x
  3. Step 3: Cross multiply
    115,887.17x = 173,943.09 × 55,957.88
  4. Step 4: Simplify right side
    115,887.17x = 9,733,485,687.33
  5. Step 5: Solve for x
    x = 9,733,485,687.33/115,887.17
  6. Step 6: Final answer
    x = 83,991.06

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1.5x scale

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.