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Finding the Fourth Proportional to 63,955.86, 95,953.77 and 21,836.94

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Solution

The fourth proportional to 63,955.86, 95,953.77 and 21,836.94 is: 32,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,955.86 : 95,953.77 = 21,836.94 : x
  2. Step 2: Convert to fraction form
    63,955.86/95,953.77 = 21,836.94/x
  3. Step 3: Cross multiply
    63,955.86x = 95,953.77 × 21,836.94
  4. Step 4: Simplify right side
    63,955.86x = 2,095,336,718.26
  5. Step 5: Solve for x
    x = 2,095,336,718.26/63,955.86
  6. Step 6: Final answer
    x = 32,762.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.