Home / 200,199.56-276,275.41-109,555.52

Finding the Fourth Proportional to 200,199.56, 276,275.41 and 109,555.52

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Solution

The fourth proportional to 200,199.56, 276,275.41 and 109,555.52 is: 151,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,199.56 : 276,275.41 = 109,555.52 : x
  2. Step 2: Convert to fraction form
    200,199.56/276,275.41 = 109,555.52/x
  3. Step 3: Cross multiply
    200,199.56x = 276,275.41 × 109,555.52
  4. Step 4: Simplify right side
    200,199.56x = 30,267,495,241.19
  5. Step 5: Solve for x
    x = 30,267,495,241.19/200,199.56
  6. Step 6: Final answer
    x = 151,186.62

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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.