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Finding the Fourth Proportional to 166,866.60, 250,299.90 and 96,007.80

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Solution

The fourth proportional to 166,866.60, 250,299.90 and 96,007.80 is: 144,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,866.60 : 250,299.90 = 96,007.80 : x
  2. Step 2: Convert to fraction form
    166,866.60/250,299.90 = 96,007.80/x
  3. Step 3: Cross multiply
    166,866.60x = 250,299.90 × 96,007.80
  4. Step 4: Simplify right side
    166,866.60x = 24,030,742,739.22
  5. Step 5: Solve for x
    x = 24,030,742,739.22/166,866.60
  6. Step 6: Final answer
    x = 144,011.70

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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.