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Finding the Fourth Proportional to 164,808.84, 227,434.93 and 93,191.41

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Solution

The fourth proportional to 164,808.84, 227,434.93 and 93,191.41 is: 128,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,808.84 : 227,434.93 = 93,191.41 : x
  2. Step 2: Convert to fraction form
    164,808.84/227,434.93 = 93,191.41/x
  3. Step 3: Cross multiply
    164,808.84x = 227,434.93 × 93,191.41
  4. Step 4: Simplify right side
    164,808.84x = 21,194,981,809.95
  5. Step 5: Solve for x
    x = 21,194,981,809.95/164,808.84
  6. Step 6: Final answer
    x = 128,603.43

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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.