Home / 179,154.32-247,150.24-115,512.56

Finding the Fourth Proportional to 179,154.32, 247,150.24 and 115,512.56

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Solution

The fourth proportional to 179,154.32, 247,150.24 and 115,512.56 is: 159,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,154.32 : 247,150.24 = 115,512.56 : x
  2. Step 2: Convert to fraction form
    179,154.32/247,150.24 = 115,512.56/x
  3. Step 3: Cross multiply
    179,154.32x = 247,150.24 × 115,512.56
  4. Step 4: Simplify right side
    179,154.32x = 28,548,956,927.01
  5. Step 5: Solve for x
    x = 28,548,956,927.01/179,154.32
  6. Step 6: Final answer
    x = 159,354.00

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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.