Home / 55,193.92-76,168.08-30,043.36

Finding the Fourth Proportional to 55,193.92, 76,168.08 and 30,043.36

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Solution

The fourth proportional to 55,193.92, 76,168.08 and 30,043.36 is: 41,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193.92 : 76,168.08 = 30,043.36 : x
  2. Step 2: Convert to fraction form
    55,193.92/76,168.08 = 30,043.36/x
  3. Step 3: Cross multiply
    55,193.92x = 76,168.08 × 30,043.36
  4. Step 4: Simplify right side
    55,193.92x = 2,288,345,047.95
  5. Step 5: Solve for x
    x = 2,288,345,047.95/55,193.92
  6. Step 6: Final answer
    x = 41,460.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.