Home / 88,950.25-133,434.69-28,983.39

Finding the Fourth Proportional to 88,950.25, 133,434.69 and 28,983.39

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Solution

The fourth proportional to 88,950.25, 133,434.69 and 28,983.39 is: 43,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,950.25 : 133,434.69 = 28,983.39 : x
  2. Step 2: Convert to fraction form
    88,950.25/133,434.69 = 28,983.39/x
  3. Step 3: Cross multiply
    88,950.25x = 133,434.69 × 28,983.39
  4. Step 4: Simplify right side
    88,950.25x = 3,867,389,659.80
  5. Step 5: Solve for x
    x = 3,867,389,659.80/88,950.25
  6. Step 6: Final answer
    x = 43,478.12

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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.