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Finding the Fourth Proportional to 96,655, 133,384.14 and 56,396.44

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Solution

The fourth proportional to 96,655, 133,384.14 and 56,396.44 is: 77,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,655 : 133,384.14 = 56,396.44 : x
  2. Step 2: Convert to fraction form
    96,655/133,384.14 = 56,396.44/x
  3. Step 3: Cross multiply
    96,655x = 133,384.14 × 56,396.44
  4. Step 4: Simplify right side
    96,655x = 7,522,390,648.46
  5. Step 5: Solve for x
    x = 7,522,390,648.46/96,655
  6. Step 6: Final answer
    x = 77,827.23

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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.