Home / 161,511.20-242,277.60-54,893.60

Finding the Fourth Proportional to 161,511.20, 242,277.60 and 54,893.60

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Solution

The fourth proportional to 161,511.20, 242,277.60 and 54,893.60 is: 82,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,511.20 : 242,277.60 = 54,893.60 : x
  2. Step 2: Convert to fraction form
    161,511.20/242,277.60 = 54,893.60/x
  3. Step 3: Cross multiply
    161,511.20x = 242,277.60 × 54,893.60
  4. Step 4: Simplify right side
    161,511.20x = 13,299,489,663.36
  5. Step 5: Solve for x
    x = 13,299,489,663.36/161,511.20
  6. Step 6: Final answer
    x = 82,344.07

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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.