Home / 179,194.40-247,242.48-103,698.08

Finding the Fourth Proportional to 179,194.40, 247,242.48 and 103,698.08

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Solution

The fourth proportional to 179,194.40, 247,242.48 and 103,698.08 is: 143,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,194.40 : 247,242.48 = 103,698.08 : x
  2. Step 2: Convert to fraction form
    179,194.40/247,242.48 = 103,698.08/x
  3. Step 3: Cross multiply
    179,194.40x = 247,242.48 × 103,698.08
  4. Step 4: Simplify right side
    179,194.40x = 25,638,570,470.44
  5. Step 5: Solve for x
    x = 25,638,570,470.44/179,194.40
  6. Step 6: Final answer
    x = 143,076.85

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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.