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Finding the Fourth Proportional to 160,047.40, 220,796.04 and 96,348.30

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Solution

The fourth proportional to 160,047.40, 220,796.04 and 96,348.30 is: 132,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,047.40 : 220,796.04 = 96,348.30 : x
  2. Step 2: Convert to fraction form
    160,047.40/220,796.04 = 96,348.30/x
  3. Step 3: Cross multiply
    160,047.40x = 220,796.04 × 96,348.30
  4. Step 4: Simplify right side
    160,047.40x = 21,273,323,100.73
  5. Step 5: Solve for x
    x = 21,273,323,100.73/160,047.40
  6. Step 6: Final answer
    x = 132,918.89

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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.