Home / 177,818.45-245,665.76-149,093.57

Finding the Fourth Proportional to 177,818.45, 245,665.76 and 149,093.57

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Solution

The fourth proportional to 177,818.45, 245,665.76 and 149,093.57 is: 205,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,818.45 : 245,665.76 = 149,093.57 : x
  2. Step 2: Convert to fraction form
    177,818.45/245,665.76 = 149,093.57/x
  3. Step 3: Cross multiply
    177,818.45x = 245,665.76 × 149,093.57
  4. Step 4: Simplify right side
    177,818.45x = 36,627,184,439.70
  5. Step 5: Solve for x
    x = 36,627,184,439.70/177,818.45
  6. Step 6: Final answer
    x = 205,980.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.