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Finding the Fourth Proportional to 69,520, 95,937.03 and 37,688.08

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Solution

The fourth proportional to 69,520, 95,937.03 and 37,688.08 is: 52,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,520 : 95,937.03 = 37,688.08 : x
  2. Step 2: Convert to fraction form
    69,520/95,937.03 = 37,688.08/x
  3. Step 3: Cross multiply
    69,520x = 95,937.03 × 37,688.08
  4. Step 4: Simplify right side
    69,520x = 3,615,682,461.60
  5. Step 5: Solve for x
    x = 3,615,682,461.60/69,520
  6. Step 6: Final answer
    x = 52,009.24

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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.