Home / 268,175.24-402,262.45-68,495.57

Finding the Fourth Proportional to 268,175.24, 402,262.45 and 68,495.57

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Solution

The fourth proportional to 268,175.24, 402,262.45 and 68,495.57 is: 102,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,175.24 : 402,262.45 = 68,495.57 : x
  2. Step 2: Convert to fraction form
    268,175.24/402,262.45 = 68,495.57/x
  3. Step 3: Cross multiply
    268,175.24x = 402,262.45 × 68,495.57
  4. Step 4: Simplify right side
    268,175.24x = 27,553,195,802.35
  5. Step 5: Solve for x
    x = 27,553,195,802.35/268,175.24
  6. Step 6: Final answer
    x = 102,743.25

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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.