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Finding the Fourth Proportional to 163,959.96, 226,262.52 and 92,340.84

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Solution

The fourth proportional to 163,959.96, 226,262.52 and 92,340.84 is: 127,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,959.96 : 226,262.52 = 92,340.84 : x
  2. Step 2: Convert to fraction form
    163,959.96/226,262.52 = 92,340.84/x
  3. Step 3: Cross multiply
    163,959.96x = 226,262.52 × 92,340.84
  4. Step 4: Simplify right side
    163,959.96x = 20,893,271,157.32
  5. Step 5: Solve for x
    x = 20,893,271,157.32/163,959.96
  6. Step 6: Final answer
    x = 127,429.11

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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.