Home / 294,291.25-441,441.05-83,929.20

Finding the Fourth Proportional to 294,291.25, 441,441.05 and 83,929.20

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Solution

The fourth proportional to 294,291.25, 441,441.05 and 83,929.20 is: 125,894.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,291.25 : 441,441.05 = 83,929.20 : x
  2. Step 2: Convert to fraction form
    294,291.25/441,441.05 = 83,929.20/x
  3. Step 3: Cross multiply
    294,291.25x = 441,441.05 × 83,929.20
  4. Step 4: Simplify right side
    294,291.25x = 37,049,794,173.66
  5. Step 5: Solve for x
    x = 37,049,794,173.66/294,291.25
  6. Step 6: Final answer
    x = 125,894.99

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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.