Home / 130,422.45-195,633.68-95,430.45

Finding the Fourth Proportional to 130,422.45, 195,633.68 and 95,430.45

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Solution

The fourth proportional to 130,422.45, 195,633.68 and 95,430.45 is: 143,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,422.45 : 195,633.68 = 95,430.45 : x
  2. Step 2: Convert to fraction form
    130,422.45/195,633.68 = 95,430.45/x
  3. Step 3: Cross multiply
    130,422.45x = 195,633.68 × 95,430.45
  4. Step 4: Simplify right side
    130,422.45x = 18,669,409,640.40
  5. Step 5: Solve for x
    x = 18,669,409,640.40/130,422.45
  6. Step 6: Final answer
    x = 143,145.68

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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.