Home / 134,080.79-185,032.26-73,649.43

Finding the Fourth Proportional to 134,080.79, 185,032.26 and 73,649.43

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Solution

The fourth proportional to 134,080.79, 185,032.26 and 73,649.43 is: 101,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,080.79 : 185,032.26 = 73,649.43 : x
  2. Step 2: Convert to fraction form
    134,080.79/185,032.26 = 73,649.43/x
  3. Step 3: Cross multiply
    134,080.79x = 185,032.26 × 73,649.43
  4. Step 4: Simplify right side
    134,080.79x = 13,627,520,480.61
  5. Step 5: Solve for x
    x = 13,627,520,480.61/134,080.79
  6. Step 6: Final answer
    x = 101,636.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.