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Finding the Fourth Proportional to 178,317.77, 267,511.69 and 65,998.96

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Solution

The fourth proportional to 178,317.77, 267,511.69 and 65,998.96 is: 99,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,317.77 : 267,511.69 = 65,998.96 : x
  2. Step 2: Convert to fraction form
    178,317.77/267,511.69 = 65,998.96/x
  3. Step 3: Cross multiply
    178,317.77x = 267,511.69 × 65,998.96
  4. Step 4: Simplify right side
    178,317.77x = 17,655,493,327.84
  5. Step 5: Solve for x
    x = 17,655,493,327.84/178,317.77
  6. Step 6: Final answer
    x = 99,011.41

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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.