Home / 152,773.20-228,511.80-137,091.60

Finding the Fourth Proportional to 152,773.20, 228,511.80 and 137,091.60

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Solution

The fourth proportional to 152,773.20, 228,511.80 and 137,091.60 is: 205,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,773.20 : 228,511.80 = 137,091.60 : x
  2. Step 2: Convert to fraction form
    152,773.20/228,511.80 = 137,091.60/x
  3. Step 3: Cross multiply
    152,773.20x = 228,511.80 × 137,091.60
  4. Step 4: Simplify right side
    152,773.20x = 31,327,048,280.88
  5. Step 5: Solve for x
    x = 31,327,048,280.88/152,773.20
  6. Step 6: Final answer
    x = 205,055.91

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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.