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Finding the Fourth Proportional to 167,166.84, 230,492.72 and 136,840.44

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Solution

The fourth proportional to 167,166.84, 230,492.72 and 136,840.44 is: 188,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,166.84 : 230,492.72 = 136,840.44 : x
  2. Step 2: Convert to fraction form
    167,166.84/230,492.72 = 136,840.44/x
  3. Step 3: Cross multiply
    167,166.84x = 230,492.72 × 136,840.44
  4. Step 4: Simplify right side
    167,166.84x = 31,540,725,221.60
  5. Step 5: Solve for x
    x = 31,540,725,221.60/167,166.84
  6. Step 6: Final answer
    x = 188,678.12

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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.