Home / 197,555.09-272,626.01-106,911.05

Finding the Fourth Proportional to 197,555.09, 272,626.01 and 106,911.05

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Solution

The fourth proportional to 197,555.09, 272,626.01 and 106,911.05 is: 147,537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,555.09 : 272,626.01 = 106,911.05 : x
  2. Step 2: Convert to fraction form
    197,555.09/272,626.01 = 106,911.05/x
  3. Step 3: Cross multiply
    197,555.09x = 272,626.01 × 106,911.05
  4. Step 4: Simplify right side
    197,555.09x = 29,146,733,133.42
  5. Step 5: Solve for x
    x = 29,146,733,133.42/197,555.09
  6. Step 6: Final answer
    x = 147,537.24

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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.