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Finding the Fourth Proportional to 116,000.55, 160,157.88 and 89,094.96

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Solution

The fourth proportional to 116,000.55, 160,157.88 and 89,094.96 is: 123,010.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000.55 : 160,157.88 = 89,094.96 : x
  2. Step 2: Convert to fraction form
    116,000.55/160,157.88 = 89,094.96/x
  3. Step 3: Cross multiply
    116,000.55x = 160,157.88 × 89,094.96
  4. Step 4: Simplify right side
    116,000.55x = 14,269,259,912.28
  5. Step 5: Solve for x
    x = 14,269,259,912.28/116,000.55
  6. Step 6: Final answer
    x = 123,010.28

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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.