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Finding the Fourth Proportional to 169,896.04, 234,451.56 and 93,415.24

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Solution

The fourth proportional to 169,896.04, 234,451.56 and 93,415.24 is: 128,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,896.04 : 234,451.56 = 93,415.24 : x
  2. Step 2: Convert to fraction form
    169,896.04/234,451.56 = 93,415.24/x
  3. Step 3: Cross multiply
    169,896.04x = 234,451.56 × 93,415.24
  4. Step 4: Simplify right side
    169,896.04x = 21,901,348,745.77
  5. Step 5: Solve for x
    x = 21,901,348,745.77/169,896.04
  6. Step 6: Final answer
    x = 128,910.30

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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.