Home / 130,216.92-195,354.46-55,339.44

Finding the Fourth Proportional to 130,216.92, 195,354.46 and 55,339.44

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Solution

The fourth proportional to 130,216.92, 195,354.46 and 55,339.44 is: 83,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,216.92 : 195,354.46 = 55,339.44 : x
  2. Step 2: Convert to fraction form
    130,216.92/195,354.46 = 55,339.44/x
  3. Step 3: Cross multiply
    130,216.92x = 195,354.46 × 55,339.44
  4. Step 4: Simplify right side
    130,216.92x = 10,810,806,417.90
  5. Step 5: Solve for x
    x = 10,810,806,417.90/130,216.92
  6. Step 6: Final answer
    x = 83,021.52

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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.