Home / 83,247.84-124,802.64-38,851.68

Finding the Fourth Proportional to 83,247.84, 124,802.64 and 38,851.68

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Solution

The fourth proportional to 83,247.84, 124,802.64 and 38,851.68 is: 58,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,247.84 : 124,802.64 = 38,851.68 : x
  2. Step 2: Convert to fraction form
    83,247.84/124,802.64 = 38,851.68/x
  3. Step 3: Cross multiply
    83,247.84x = 124,802.64 × 38,851.68
  4. Step 4: Simplify right side
    83,247.84x = 4,848,792,232.44
  5. Step 5: Solve for x
    x = 4,848,792,232.44/83,247.84
  6. Step 6: Final answer
    x = 58,245.26

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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.