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Finding the Fourth Proportional to 169,883.03, 234,438.72 and 93,403.44

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Solution

The fourth proportional to 169,883.03, 234,438.72 and 93,403.44 is: 128,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,883.03 : 234,438.72 = 93,403.44 : x
  2. Step 2: Convert to fraction form
    169,883.03/234,438.72 = 93,403.44/x
  3. Step 3: Cross multiply
    169,883.03x = 234,438.72 × 93,403.44
  4. Step 4: Simplify right side
    169,883.03x = 21,897,381,745.00
  5. Step 5: Solve for x
    x = 21,897,381,745.00/169,883.03
  6. Step 6: Final answer
    x = 128,896.82

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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.