Home / 314,842.20-472,263.30-173,124.60

Finding the Fourth Proportional to 314,842.20, 472,263.30 and 173,124.60

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Solution

The fourth proportional to 314,842.20, 472,263.30 and 173,124.60 is: 259,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,842.20 : 472,263.30 = 173,124.60 : x
  2. Step 2: Convert to fraction form
    314,842.20/472,263.30 = 173,124.60/x
  3. Step 3: Cross multiply
    314,842.20x = 472,263.30 × 173,124.60
  4. Step 4: Simplify right side
    314,842.20x = 81,760,394,907.18
  5. Step 5: Solve for x
    x = 81,760,394,907.18/314,842.20
  6. Step 6: Final answer
    x = 259,686.90

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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.