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Finding the Fourth Proportional to 57,852.42, 79,812.78 and 37,701.96

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Solution

The fourth proportional to 57,852.42, 79,812.78 and 37,701.96 is: 52,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,852.42 : 79,812.78 = 37,701.96 : x
  2. Step 2: Convert to fraction form
    57,852.42/79,812.78 = 37,701.96/x
  3. Step 3: Cross multiply
    57,852.42x = 79,812.78 × 37,701.96
  4. Step 4: Simplify right side
    57,852.42x = 3,009,098,239.05
  5. Step 5: Solve for x
    x = 3,009,098,239.05/57,852.42
  6. Step 6: Final answer
    x = 52,013.35

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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.