Home / 155,483.66-232,942.55-107,998.43

Finding the Fourth Proportional to 155,483.66, 232,942.55 and 107,998.43

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Solution

The fourth proportional to 155,483.66, 232,942.55 and 107,998.43 is: 161,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,483.66 : 232,942.55 = 107,998.43 : x
  2. Step 2: Convert to fraction form
    155,483.66/232,942.55 = 107,998.43/x
  3. Step 3: Cross multiply
    155,483.66x = 232,942.55 × 107,998.43
  4. Step 4: Simplify right side
    155,483.66x = 25,157,427,975.49
  5. Step 5: Solve for x
    x = 25,157,427,975.49/155,483.66
  6. Step 6: Final answer
    x = 161,801.11

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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.