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Finding the Fourth Proportional to 36,818.92, 50,810.72 and 20,051.92

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Solution

The fourth proportional to 36,818.92, 50,810.72 and 20,051.92 is: 27,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,818.92 : 50,810.72 = 20,051.92 : x
  2. Step 2: Convert to fraction form
    36,818.92/50,810.72 = 20,051.92/x
  3. Step 3: Cross multiply
    36,818.92x = 50,810.72 × 20,051.92
  4. Step 4: Simplify right side
    36,818.92x = 1,018,852,492.58
  5. Step 5: Solve for x
    x = 1,018,852,492.58/36,818.92
  6. Step 6: Final answer
    x = 27,671.98

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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.