Home / 161,717.20-242,586.60-55,099.60

Finding the Fourth Proportional to 161,717.20, 242,586.60 and 55,099.60

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Solution

The fourth proportional to 161,717.20, 242,586.60 and 55,099.60 is: 82,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,717.20 : 242,586.60 = 55,099.60 : x
  2. Step 2: Convert to fraction form
    161,717.20/242,586.60 = 55,099.60/x
  3. Step 3: Cross multiply
    161,717.20x = 242,586.60 × 55,099.60
  4. Step 4: Simplify right side
    161,717.20x = 13,366,424,625.36
  5. Step 5: Solve for x
    x = 13,366,424,625.36/161,717.20
  6. Step 6: Final answer
    x = 82,653.08

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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.