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Finding the Fourth Proportional to 38,096.83, 52,573.04 and 20,869.05

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Solution

The fourth proportional to 38,096.83, 52,573.04 and 20,869.05 is: 28,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,096.83 : 52,573.04 = 20,869.05 : x
  2. Step 2: Convert to fraction form
    38,096.83/52,573.04 = 20,869.05/x
  3. Step 3: Cross multiply
    38,096.83x = 52,573.04 × 20,869.05
  4. Step 4: Simplify right side
    38,096.83x = 1,097,149,656.51
  5. Step 5: Solve for x
    x = 1,097,149,656.51/38,096.83
  6. Step 6: Final answer
    x = 28,798.98

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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.