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Finding the Fourth Proportional to 76,069.55, 114,104.33 and 76,069.55

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Solution

The fourth proportional to 76,069.55, 114,104.33 and 76,069.55 is: 114,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,069.55 : 114,104.33 = 76,069.55 : x
  2. Step 2: Convert to fraction form
    76,069.55/114,104.33 = 76,069.55/x
  3. Step 3: Cross multiply
    76,069.55x = 114,104.33 × 76,069.55
  4. Step 4: Simplify right side
    76,069.55x = 8,679,864,655.80
  5. Step 5: Solve for x
    x = 8,679,864,655.80/76,069.55
  6. Step 6: Final answer
    x = 114,104.33

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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.