Home / 190,527.62-262,949.76-109,976.76

Finding the Fourth Proportional to 190,527.62, 262,949.76 and 109,976.76

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Solution

The fourth proportional to 190,527.62, 262,949.76 and 109,976.76 is: 151,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,527.62 : 262,949.76 = 109,976.76 : x
  2. Step 2: Convert to fraction form
    190,527.62/262,949.76 = 109,976.76/x
  3. Step 3: Cross multiply
    190,527.62x = 262,949.76 × 109,976.76
  4. Step 4: Simplify right side
    190,527.62x = 28,918,362,647.58
  5. Step 5: Solve for x
    x = 28,918,362,647.58/190,527.62
  6. Step 6: Final answer
    x = 151,780.43

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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.