Home / 309,595.24-464,238.96-99,205.84

Finding the Fourth Proportional to 309,595.24, 464,238.96 and 99,205.84

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Solution

The fourth proportional to 309,595.24, 464,238.96 and 99,205.84 is: 148,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,595.24 : 464,238.96 = 99,205.84 : x
  2. Step 2: Convert to fraction form
    309,595.24/464,238.96 = 99,205.84/x
  3. Step 3: Cross multiply
    309,595.24x = 464,238.96 × 99,205.84
  4. Step 4: Simplify right side
    309,595.24x = 46,055,215,987.53
  5. Step 5: Solve for x
    x = 46,055,215,987.53/309,595.24
  6. Step 6: Final answer
    x = 148,759.44

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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.