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Finding the Fourth Proportional to 119,798.98, 179,767.14 and 48,708.50

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Solution

The fourth proportional to 119,798.98, 179,767.14 and 48,708.50 is: 73,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798.98 : 179,767.14 = 48,708.50 : x
  2. Step 2: Convert to fraction form
    119,798.98/179,767.14 = 48,708.50/x
  3. Step 3: Cross multiply
    119,798.98x = 179,767.14 × 48,708.50
  4. Step 4: Simplify right side
    119,798.98x = 8,756,187,738.69
  5. Step 5: Solve for x
    x = 8,756,187,738.69/119,798.98
  6. Step 6: Final answer
    x = 73,090.67

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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.