Home / 181,121.60-271,328.97-118,602.56

Finding the Fourth Proportional to 181,121.60, 271,328.97 and 118,602.56

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Solution

The fourth proportional to 181,121.60, 271,328.97 and 118,602.56 is: 177,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,121.60 : 271,328.97 = 118,602.56 : x
  2. Step 2: Convert to fraction form
    181,121.60/271,328.97 = 118,602.56/x
  3. Step 3: Cross multiply
    181,121.60x = 271,328.97 × 118,602.56
  4. Step 4: Simplify right side
    181,121.60x = 32,180,311,567.25
  5. Step 5: Solve for x
    x = 32,180,311,567.25/181,121.60
  6. Step 6: Final answer
    x = 177,672.41

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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.