Home / 174,005.37-261,013.46-82,800.79

Finding the Fourth Proportional to 174,005.37, 261,013.46 and 82,800.79

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Solution

The fourth proportional to 174,005.37, 261,013.46 and 82,800.79 is: 124,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,005.37 : 261,013.46 = 82,800.79 : x
  2. Step 2: Convert to fraction form
    174,005.37/261,013.46 = 82,800.79/x
  3. Step 3: Cross multiply
    174,005.37x = 261,013.46 × 82,800.79
  4. Step 4: Simplify right side
    174,005.37x = 21,612,119,622.10
  5. Step 5: Solve for x
    x = 21,612,119,622.10/174,005.37
  6. Step 6: Final answer
    x = 124,203.75

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1.5x scale

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.