Home / 433,530.09-650,282.92-117,989.73

Finding the Fourth Proportional to 433,530.09, 650,282.92 and 117,989.73

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Solution

The fourth proportional to 433,530.09, 650,282.92 and 117,989.73 is: 176,981.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,530.09 : 650,282.92 = 117,989.73 : x
  2. Step 2: Convert to fraction form
    433,530.09/650,282.92 = 117,989.73/x
  3. Step 3: Cross multiply
    433,530.09x = 650,282.92 × 117,989.73
  4. Step 4: Simplify right side
    433,530.09x = 76,726,706,154.41
  5. Step 5: Solve for x
    x = 76,726,706,154.41/433,530.09
  6. Step 6: Final answer
    x = 176,981.27

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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.