Home / 181,478.75-271,981.60-92,657.39

Finding the Fourth Proportional to 181,478.75, 271,981.60 and 92,657.39

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Solution

The fourth proportional to 181,478.75, 271,981.60 and 92,657.39 is: 138,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,478.75 : 271,981.60 = 92,657.39 : x
  2. Step 2: Convert to fraction form
    181,478.75/271,981.60 = 92,657.39/x
  3. Step 3: Cross multiply
    181,478.75x = 271,981.60 × 92,657.39
  4. Step 4: Simplify right side
    181,478.75x = 25,201,103,592.47
  5. Step 5: Solve for x
    x = 25,201,103,592.47/181,478.75
  6. Step 6: Final answer
    x = 138,865.32

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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.