Home / 130,527.20-195,742.20-51,625.10

Finding the Fourth Proportional to 130,527.20, 195,742.20 and 51,625.10

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Solution

The fourth proportional to 130,527.20, 195,742.20 and 51,625.10 is: 77,418.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,527.20 : 195,742.20 = 51,625.10 : x
  2. Step 2: Convert to fraction form
    130,527.20/195,742.20 = 51,625.10/x
  3. Step 3: Cross multiply
    130,527.20x = 195,742.20 × 51,625.10
  4. Step 4: Simplify right side
    130,527.20x = 10,105,210,649.22
  5. Step 5: Solve for x
    x = 10,105,210,649.22/130,527.20
  6. Step 6: Final answer
    x = 77,418.43

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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.