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Finding the Fourth Proportional to 174,764.80, 241,174.08 and 99,313.36

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Solution

The fourth proportional to 174,764.80, 241,174.08 and 99,313.36 is: 137,051.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,764.80 : 241,174.08 = 99,313.36 : x
  2. Step 2: Convert to fraction form
    174,764.80/241,174.08 = 99,313.36/x
  3. Step 3: Cross multiply
    174,764.80x = 241,174.08 × 99,313.36
  4. Step 4: Simplify right side
    174,764.80x = 23,951,808,229.71
  5. Step 5: Solve for x
    x = 23,951,808,229.71/174,764.80
  6. Step 6: Final answer
    x = 137,051.67

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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.