Home / 130,511.72-195,725.46-36,992.36

Finding the Fourth Proportional to 130,511.72, 195,725.46 and 36,992.36

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Solution

The fourth proportional to 130,511.72, 195,725.46 and 36,992.36 is: 55,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,511.72 : 195,725.46 = 36,992.36 : x
  2. Step 2: Convert to fraction form
    130,511.72/195,725.46 = 36,992.36/x
  3. Step 3: Cross multiply
    130,511.72x = 195,725.46 × 36,992.36
  4. Step 4: Simplify right side
    130,511.72x = 7,240,346,677.49
  5. Step 5: Solve for x
    x = 7,240,346,677.49/130,511.72
  6. Step 6: Final answer
    x = 55,476.60

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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.