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Finding the Fourth Proportional to 116,022.30, 173,867.40 and 65,996.70

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Solution

The fourth proportional to 116,022.30, 173,867.40 and 65,996.70 is: 98,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,022.30 : 173,867.40 = 65,996.70 : x
  2. Step 2: Convert to fraction form
    116,022.30/173,867.40 = 65,996.70/x
  3. Step 3: Cross multiply
    116,022.30x = 173,867.40 × 65,996.70
  4. Step 4: Simplify right side
    116,022.30x = 11,474,674,637.58
  5. Step 5: Solve for x
    x = 11,474,674,637.58/116,022.30
  6. Step 6: Final answer
    x = 98,900.60

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1.5x scale

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.