Home / 364,052.06-545,649.20-164,138.40

Finding the Fourth Proportional to 364,052.06, 545,649.20 and 164,138.40

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Solution

The fourth proportional to 364,052.06, 545,649.20 and 164,138.40 is: 246,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,052.06 : 545,649.20 = 164,138.40 : x
  2. Step 2: Convert to fraction form
    364,052.06/545,649.20 = 164,138.40/x
  3. Step 3: Cross multiply
    364,052.06x = 545,649.20 × 164,138.40
  4. Step 4: Simplify right side
    364,052.06x = 89,561,986,649.28
  5. Step 5: Solve for x
    x = 89,561,986,649.28/364,052.06
  6. Step 6: Final answer
    x = 246,014.23

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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.