Home / 451,610.25-677,415.37-152,065.75

Finding the Fourth Proportional to 451,610.25, 677,415.37 and 152,065.75

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Solution

The fourth proportional to 451,610.25, 677,415.37 and 152,065.75 is: 228,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,610.25 : 677,415.37 = 152,065.75 : x
  2. Step 2: Convert to fraction form
    451,610.25/677,415.37 = 152,065.75/x
  3. Step 3: Cross multiply
    451,610.25x = 677,415.37 × 152,065.75
  4. Step 4: Simplify right side
    451,610.25x = 103,011,676,300.58
  5. Step 5: Solve for x
    x = 103,011,676,300.58/451,610.25
  6. Step 6: Final answer
    x = 228,098.62

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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.