Home / 191,017.44-263,536.74-109,286.01

Finding the Fourth Proportional to 191,017.44, 263,536.74 and 109,286.01

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Solution

The fourth proportional to 191,017.44, 263,536.74 and 109,286.01 is: 150,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,017.44 : 263,536.74 = 109,286.01 : x
  2. Step 2: Convert to fraction form
    191,017.44/263,536.74 = 109,286.01/x
  3. Step 3: Cross multiply
    191,017.44x = 263,536.74 × 109,286.01
  4. Step 4: Simplify right side
    191,017.44x = 28,800,878,803.01
  5. Step 5: Solve for x
    x = 28,800,878,803.01/191,017.44
  6. Step 6: Final answer
    x = 150,776.17

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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.