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Finding the Fourth Proportional to 160,563.67, 221,577.84 and 88,948.33

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Solution

The fourth proportional to 160,563.67, 221,577.84 and 88,948.33 is: 122,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,563.67 : 221,577.84 = 88,948.33 : x
  2. Step 2: Convert to fraction form
    160,563.67/221,577.84 = 88,948.33/x
  3. Step 3: Cross multiply
    160,563.67x = 221,577.84 × 88,948.33
  4. Step 4: Simplify right side
    160,563.67x = 19,708,978,279.06
  5. Step 5: Solve for x
    x = 19,708,978,279.06/160,563.67
  6. Step 6: Final answer
    x = 122,748.68

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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.