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Finding the Fourth Proportional to 172,362.84, 237,858.44 and 96,911.34

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Solution

The fourth proportional to 172,362.84, 237,858.44 and 96,911.34 is: 133,736.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,362.84 : 237,858.44 = 96,911.34 : x
  2. Step 2: Convert to fraction form
    172,362.84/237,858.44 = 96,911.34/x
  3. Step 3: Cross multiply
    172,362.84x = 237,858.44 × 96,911.34
  4. Step 4: Simplify right side
    172,362.84x = 23,051,179,666.15
  5. Step 5: Solve for x
    x = 23,051,179,666.15/172,362.84
  6. Step 6: Final answer
    x = 133,736.36

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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.