Home / 197,562.20-272,635.32-106,918.34

Finding the Fourth Proportional to 197,562.20, 272,635.32 and 106,918.34

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Solution

The fourth proportional to 197,562.20, 272,635.32 and 106,918.34 is: 147,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,562.20 : 272,635.32 = 106,918.34 : x
  2. Step 2: Convert to fraction form
    197,562.20/272,635.32 = 106,918.34/x
  3. Step 3: Cross multiply
    197,562.20x = 272,635.32 × 106,918.34
  4. Step 4: Simplify right side
    197,562.20x = 29,149,715,839.77
  5. Step 5: Solve for x
    x = 29,149,715,839.77/197,562.20
  6. Step 6: Final answer
    x = 147,547.03

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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.