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Finding the Fourth Proportional to 116,344.84, 160,556.04 and 66,043.84

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Solution

The fourth proportional to 116,344.84, 160,556.04 and 66,043.84 is: 91,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,344.84 : 160,556.04 = 66,043.84 : x
  2. Step 2: Convert to fraction form
    116,344.84/160,556.04 = 66,043.84/x
  3. Step 3: Cross multiply
    116,344.84x = 160,556.04 × 66,043.84
  4. Step 4: Simplify right side
    116,344.84x = 10,603,737,416.79
  5. Step 5: Solve for x
    x = 10,603,737,416.79/116,344.84
  6. Step 6: Final answer
    x = 91,140.59

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1.5x scale

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.