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Finding the Fourth Proportional to 163,954.92, 226,262 and 92,337.40

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Solution

The fourth proportional to 163,954.92, 226,262 and 92,337.40 is: 127,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,954.92 : 226,262 = 92,337.40 : x
  2. Step 2: Convert to fraction form
    163,954.92/226,262 = 92,337.40/x
  3. Step 3: Cross multiply
    163,954.92x = 226,262 × 92,337.40
  4. Step 4: Simplify right side
    163,954.92x = 20,892,444,798.80
  5. Step 5: Solve for x
    x = 20,892,444,798.80/163,954.92
  6. Step 6: Final answer
    x = 127,427.98

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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.