Home / 55,113.62-82,604.81-38,383.07

Finding the Fourth Proportional to 55,113.62, 82,604.81 and 38,383.07

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Solution

The fourth proportional to 55,113.62, 82,604.81 and 38,383.07 is: 57,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.62 : 82,604.81 = 38,383.07 : x
  2. Step 2: Convert to fraction form
    55,113.62/82,604.81 = 38,383.07/x
  3. Step 3: Cross multiply
    55,113.62x = 82,604.81 × 38,383.07
  4. Step 4: Simplify right side
    55,113.62x = 3,170,625,887.50
  5. Step 5: Solve for x
    x = 3,170,625,887.50/55,113.62
  6. Step 6: Final answer
    x = 57,528.90

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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.