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Finding the Fourth Proportional to 166,501.76, 229,742.56 and 98,484.88

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Solution

The fourth proportional to 166,501.76, 229,742.56 and 98,484.88 is: 135,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,501.76 : 229,742.56 = 98,484.88 : x
  2. Step 2: Convert to fraction form
    166,501.76/229,742.56 = 98,484.88/x
  3. Step 3: Cross multiply
    166,501.76x = 229,742.56 × 98,484.88
  4. Step 4: Simplify right side
    166,501.76x = 22,626,168,452.49
  5. Step 5: Solve for x
    x = 22,626,168,452.49/166,501.76
  6. Step 6: Final answer
    x = 135,891.47

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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.