Home / 197,792.84-272,954.94-107,148.98

Finding the Fourth Proportional to 197,792.84, 272,954.94 and 107,148.98

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Solution

The fourth proportional to 197,792.84, 272,954.94 and 107,148.98 is: 147,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,792.84 : 272,954.94 = 107,148.98 : x
  2. Step 2: Convert to fraction form
    197,792.84/272,954.94 = 107,148.98/x
  3. Step 3: Cross multiply
    197,792.84x = 272,954.94 × 107,148.98
  4. Step 4: Simplify right side
    197,792.84x = 29,246,843,406.96
  5. Step 5: Solve for x
    x = 29,246,843,406.96/197,792.84
  6. Step 6: Final answer
    x = 147,866.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.