Home / 130,368.40-195,844.20-125,054.80

Finding the Fourth Proportional to 130,368.40, 195,844.20 and 125,054.80

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Solution

The fourth proportional to 130,368.40, 195,844.20 and 125,054.80 is: 187,861.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,368.40 : 195,844.20 = 125,054.80 : x
  2. Step 2: Convert to fraction form
    130,368.40/195,844.20 = 125,054.80/x
  3. Step 3: Cross multiply
    130,368.40x = 195,844.20 × 125,054.80
  4. Step 4: Simplify right side
    130,368.40x = 24,491,257,262.16
  5. Step 5: Solve for x
    x = 24,491,257,262.16/130,368.40
  6. Step 6: Final answer
    x = 187,861.91

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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.