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Finding the Fourth Proportional to 169,848.94, 234,396.78 and 93,373.88

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Solution

The fourth proportional to 169,848.94, 234,396.78 and 93,373.88 is: 128,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,848.94 : 234,396.78 = 93,373.88 : x
  2. Step 2: Convert to fraction form
    169,848.94/234,396.78 = 93,373.88/x
  3. Step 3: Cross multiply
    169,848.94x = 234,396.78 × 93,373.88
  4. Step 4: Simplify right side
    169,848.94x = 21,886,536,808.11
  5. Step 5: Solve for x
    x = 21,886,536,808.11/169,848.94
  6. Step 6: Final answer
    x = 128,858.84

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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.