Home / 130,872.27-196,329.06-55,992.90

Finding the Fourth Proportional to 130,872.27, 196,329.06 and 55,992.90

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Solution

The fourth proportional to 130,872.27, 196,329.06 and 55,992.90 is: 83,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,872.27 : 196,329.06 = 55,992.90 : x
  2. Step 2: Convert to fraction form
    130,872.27/196,329.06 = 55,992.90/x
  3. Step 3: Cross multiply
    130,872.27x = 196,329.06 × 55,992.90
  4. Step 4: Simplify right side
    130,872.27x = 10,993,033,423.67
  5. Step 5: Solve for x
    x = 10,993,033,423.67/130,872.27
  6. Step 6: Final answer
    x = 83,998.19

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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.