Home / 154,359.08-231,538.68-101,756.30

Finding the Fourth Proportional to 154,359.08, 231,538.68 and 101,756.30

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Solution

The fourth proportional to 154,359.08, 231,538.68 and 101,756.30 is: 152,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,359.08 : 231,538.68 = 101,756.30 : x
  2. Step 2: Convert to fraction form
    154,359.08/231,538.68 = 101,756.30/x
  3. Step 3: Cross multiply
    154,359.08x = 231,538.68 × 101,756.30
  4. Step 4: Simplify right side
    154,359.08x = 23,560,519,383.68
  5. Step 5: Solve for x
    x = 23,560,519,383.68/154,359.08
  6. Step 6: Final answer
    x = 152,634.49

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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.