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Finding the Fourth Proportional to 84,059.55, 116,000.60 and 45,819.45

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Solution

The fourth proportional to 84,059.55, 116,000.60 and 45,819.45 is: 63,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,059.55 : 116,000.60 = 45,819.45 : x
  2. Step 2: Convert to fraction form
    84,059.55/116,000.60 = 45,819.45/x
  3. Step 3: Cross multiply
    84,059.55x = 116,000.60 × 45,819.45
  4. Step 4: Simplify right side
    84,059.55x = 5,315,083,462.57
  5. Step 5: Solve for x
    x = 5,315,083,462.57/84,059.55
  6. Step 6: Final answer
    x = 63,229.98

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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.