Home / 175,901.92-262,887.22-128,616.56

Finding the Fourth Proportional to 175,901.92, 262,887.22 and 128,616.56

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Solution

The fourth proportional to 175,901.92, 262,887.22 and 128,616.56 is: 192,218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,901.92 : 262,887.22 = 128,616.56 : x
  2. Step 2: Convert to fraction form
    175,901.92/262,887.22 = 128,616.56/x
  3. Step 3: Cross multiply
    175,901.92x = 262,887.22 × 128,616.56
  4. Step 4: Simplify right side
    175,901.92x = 33,811,649,904.36
  5. Step 5: Solve for x
    x = 33,811,649,904.36/175,901.92
  6. Step 6: Final answer
    x = 192,218.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.