Home / 161,711.40-242,858.70-156,462.60

Finding the Fourth Proportional to 161,711.40, 242,858.70 and 156,462.60

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Solution

The fourth proportional to 161,711.40, 242,858.70 and 156,462.60 is: 234,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,711.40 : 242,858.70 = 156,462.60 : x
  2. Step 2: Convert to fraction form
    161,711.40/242,858.70 = 156,462.60/x
  3. Step 3: Cross multiply
    161,711.40x = 242,858.70 × 156,462.60
  4. Step 4: Simplify right side
    161,711.40x = 37,998,303,634.62
  5. Step 5: Solve for x
    x = 37,998,303,634.62/161,711.40
  6. Step 6: Final answer
    x = 234,976.04

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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.