Home / 237,525.75-327,785.94-128,631.24

Finding the Fourth Proportional to 237,525.75, 327,785.94 and 128,631.24

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Solution

The fourth proportional to 237,525.75, 327,785.94 and 128,631.24 is: 177,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,525.75 : 327,785.94 = 128,631.24 : x
  2. Step 2: Convert to fraction form
    237,525.75/327,785.94 = 128,631.24/x
  3. Step 3: Cross multiply
    237,525.75x = 327,785.94 × 128,631.24
  4. Step 4: Simplify right side
    237,525.75x = 42,163,511,916.77
  5. Step 5: Solve for x
    x = 42,163,511,916.77/237,525.75
  6. Step 6: Final answer
    x = 177,511.33

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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.