Home / 77,200.37-115,833.85-29,848.79

Finding the Fourth Proportional to 77,200.37, 115,833.85 and 29,848.79

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Solution

The fourth proportional to 77,200.37, 115,833.85 and 29,848.79 is: 44,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,200.37 : 115,833.85 = 29,848.79 : x
  2. Step 2: Convert to fraction form
    77,200.37/115,833.85 = 29,848.79/x
  3. Step 3: Cross multiply
    77,200.37x = 115,833.85 × 29,848.79
  4. Step 4: Simplify right side
    77,200.37x = 3,457,500,828.50
  5. Step 5: Solve for x
    x = 3,457,500,828.50/77,200.37
  6. Step 6: Final answer
    x = 44,786.07

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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.