Home / 179,176.56-247,212.36-115,550.88

Finding the Fourth Proportional to 179,176.56, 247,212.36 and 115,550.88

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Solution

The fourth proportional to 179,176.56, 247,212.36 and 115,550.88 is: 159,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,176.56 : 247,212.36 = 115,550.88 : x
  2. Step 2: Convert to fraction form
    179,176.56/247,212.36 = 115,550.88/x
  3. Step 3: Cross multiply
    179,176.56x = 247,212.36 × 115,550.88
  4. Step 4: Simplify right side
    179,176.56x = 28,565,605,744.88
  5. Step 5: Solve for x
    x = 28,565,605,744.88/179,176.56
  6. Step 6: Final answer
    x = 159,427.14

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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.