Home / 130,555.08-195,682.32-60,286.68

Finding the Fourth Proportional to 130,555.08, 195,682.32 and 60,286.68

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Solution

The fourth proportional to 130,555.08, 195,682.32 and 60,286.68 is: 90,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,555.08 : 195,682.32 = 60,286.68 : x
  2. Step 2: Convert to fraction form
    130,555.08/195,682.32 = 60,286.68/x
  3. Step 3: Cross multiply
    130,555.08x = 195,682.32 × 60,286.68
  4. Step 4: Simplify right side
    130,555.08x = 11,797,037,407.50
  5. Step 5: Solve for x
    x = 11,797,037,407.50/130,555.08
  6. Step 6: Final answer
    x = 90,360.62

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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.