Home / 439,668.06-659,528.82-124,148.76

Finding the Fourth Proportional to 439,668.06, 659,528.82 and 124,148.76

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Solution

The fourth proportional to 439,668.06, 659,528.82 and 124,148.76 is: 186,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,668.06 : 659,528.82 = 124,148.76 : x
  2. Step 2: Convert to fraction form
    439,668.06/659,528.82 = 124,148.76/x
  3. Step 3: Cross multiply
    439,668.06x = 659,528.82 × 124,148.76
  4. Step 4: Simplify right side
    439,668.06x = 81,879,685,187.26
  5. Step 5: Solve for x
    x = 81,879,685,187.26/439,668.06
  6. Step 6: Final answer
    x = 186,230.69

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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.