Home / 200,003.24-276,073.92-115,154.12

Finding the Fourth Proportional to 200,003.24, 276,073.92 and 115,154.12

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Solution

The fourth proportional to 200,003.24, 276,073.92 and 115,154.12 is: 158,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,003.24 : 276,073.92 = 115,154.12 : x
  2. Step 2: Convert to fraction form
    200,003.24/276,073.92 = 115,154.12/x
  3. Step 3: Cross multiply
    200,003.24x = 276,073.92 × 115,154.12
  4. Step 4: Simplify right side
    200,003.24x = 31,791,049,312.55
  5. Step 5: Solve for x
    x = 31,791,049,312.55/200,003.24
  6. Step 6: Final answer
    x = 158,952.67

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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.