Home / 149,029.40-205,578.60-94,481.84

Finding the Fourth Proportional to 149,029.40, 205,578.60 and 94,481.84

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Solution

The fourth proportional to 149,029.40, 205,578.60 and 94,481.84 is: 130,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,029.40 : 205,578.60 = 94,481.84 : x
  2. Step 2: Convert to fraction form
    149,029.40/205,578.60 = 94,481.84/x
  3. Step 3: Cross multiply
    149,029.40x = 205,578.60 × 94,481.84
  4. Step 4: Simplify right side
    149,029.40x = 19,423,444,392.62
  5. Step 5: Solve for x
    x = 19,423,444,392.62/149,029.40
  6. Step 6: Final answer
    x = 130,332.97

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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.