Home / 179,356.88-247,512.48-98,783.72

Finding the Fourth Proportional to 179,356.88, 247,512.48 and 98,783.72

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Solution

The fourth proportional to 179,356.88, 247,512.48 and 98,783.72 is: 136,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,356.88 : 247,512.48 = 98,783.72 : x
  2. Step 2: Convert to fraction form
    179,356.88/247,512.48 = 98,783.72/x
  3. Step 3: Cross multiply
    179,356.88x = 247,512.48 × 98,783.72
  4. Step 4: Simplify right side
    179,356.88x = 24,450,203,520.83
  5. Step 5: Solve for x
    x = 24,450,203,520.83/179,356.88
  6. Step 6: Final answer
    x = 136,321.53

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1.5x scale

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.