Home / 226,011.36-311,896.20-124,037.58

Finding the Fourth Proportional to 226,011.36, 311,896.20 and 124,037.58

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Solution

The fourth proportional to 226,011.36, 311,896.20 and 124,037.58 is: 171,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,011.36 : 311,896.20 = 124,037.58 : x
  2. Step 2: Convert to fraction form
    226,011.36/311,896.20 = 124,037.58/x
  3. Step 3: Cross multiply
    226,011.36x = 311,896.20 × 124,037.58
  4. Step 4: Simplify right side
    226,011.36x = 38,686,849,859.20
  5. Step 5: Solve for x
    x = 38,686,849,859.20/226,011.36
  6. Step 6: Final answer
    x = 171,172.15

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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.