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Finding the Fourth Proportional to 63,509.84, 95,264.80 and 16,128.48

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Solution

The fourth proportional to 63,509.84, 95,264.80 and 16,128.48 is: 24,192.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,509.84 : 95,264.80 = 16,128.48 : x
  2. Step 2: Convert to fraction form
    63,509.84/95,264.80 = 16,128.48/x
  3. Step 3: Cross multiply
    63,509.84x = 95,264.80 × 16,128.48
  4. Step 4: Simplify right side
    63,509.84x = 1,536,476,829.15
  5. Step 5: Solve for x
    x = 1,536,476,829.15/63,509.84
  6. Step 6: Final answer
    x = 24,192.74

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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.