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Finding the Fourth Proportional to 164,809.84, 227,436.32 and 93,192.42

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Solution

The fourth proportional to 164,809.84, 227,436.32 and 93,192.42 is: 128,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,809.84 : 227,436.32 = 93,192.42 : x
  2. Step 2: Convert to fraction form
    164,809.84/227,436.32 = 93,192.42/x
  3. Step 3: Cross multiply
    164,809.84x = 227,436.32 × 93,192.42
  4. Step 4: Simplify right side
    164,809.84x = 21,195,341,056.69
  5. Step 5: Solve for x
    x = 21,195,341,056.69/164,809.84
  6. Step 6: Final answer
    x = 128,604.83

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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.