Home / 180,829.17-270,711.66-120,708.52

Finding the Fourth Proportional to 180,829.17, 270,711.66 and 120,708.52

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Solution

The fourth proportional to 180,829.17, 270,711.66 and 120,708.52 is: 180,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,829.17 : 270,711.66 = 120,708.52 : x
  2. Step 2: Convert to fraction form
    180,829.17/270,711.66 = 120,708.52/x
  3. Step 3: Cross multiply
    180,829.17x = 270,711.66 × 120,708.52
  4. Step 4: Simplify right side
    180,829.17x = 32,677,203,825.34
  5. Step 5: Solve for x
    x = 32,677,203,825.34/180,829.17
  6. Step 6: Final answer
    x = 180,707.59

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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.