Home / 130,370.40-195,847.20-125,056.80

Finding the Fourth Proportional to 130,370.40, 195,847.20 and 125,056.80

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Solution

The fourth proportional to 130,370.40, 195,847.20 and 125,056.80 is: 187,864.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,370.40 : 195,847.20 = 125,056.80 : x
  2. Step 2: Convert to fraction form
    130,370.40/195,847.20 = 125,056.80/x
  3. Step 3: Cross multiply
    130,370.40x = 195,847.20 × 125,056.80
  4. Step 4: Simplify right side
    130,370.40x = 24,492,024,120.96
  5. Step 5: Solve for x
    x = 24,492,024,120.96/130,370.40
  6. Step 6: Final answer
    x = 187,864.92

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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.