Home / 101,826.52-152,800.26-55,078.36

Finding the Fourth Proportional to 101,826.52, 152,800.26 and 55,078.36

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Solution

The fourth proportional to 101,826.52, 152,800.26 and 55,078.36 is: 82,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,826.52 : 152,800.26 = 55,078.36 : x
  2. Step 2: Convert to fraction form
    101,826.52/152,800.26 = 55,078.36/x
  3. Step 3: Cross multiply
    101,826.52x = 152,800.26 × 55,078.36
  4. Step 4: Simplify right side
    101,826.52x = 8,415,987,728.37
  5. Step 5: Solve for x
    x = 8,415,987,728.37/101,826.52
  6. Step 6: Final answer
    x = 82,650.25

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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.