Home / 202,037.32-303,143.38-108,433.72

Finding the Fourth Proportional to 202,037.32, 303,143.38 and 108,433.72

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Solution

The fourth proportional to 202,037.32, 303,143.38 and 108,433.72 is: 162,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,037.32 : 303,143.38 = 108,433.72 : x
  2. Step 2: Convert to fraction form
    202,037.32/303,143.38 = 108,433.72/x
  3. Step 3: Cross multiply
    202,037.32x = 303,143.38 × 108,433.72
  4. Step 4: Simplify right side
    202,037.32x = 32,870,964,386.77
  5. Step 5: Solve for x
    x = 32,870,964,386.77/202,037.32
  6. Step 6: Final answer
    x = 162,697.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.