Home / 240,328.48-360,578.40-107,196.80

Finding the Fourth Proportional to 240,328.48, 360,578.40 and 107,196.80

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Solution

The fourth proportional to 240,328.48, 360,578.40 and 107,196.80 is: 160,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,328.48 : 360,578.40 = 107,196.80 : x
  2. Step 2: Convert to fraction form
    240,328.48/360,578.40 = 107,196.80/x
  3. Step 3: Cross multiply
    240,328.48x = 360,578.40 × 107,196.80
  4. Step 4: Simplify right side
    240,328.48x = 38,652,850,629.12
  5. Step 5: Solve for x
    x = 38,652,850,629.12/240,328.48
  6. Step 6: Final answer
    x = 160,833.42

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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.