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Finding the Fourth Proportional to 84,607.43, 116,743.44 and 48,292.29

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Solution

The fourth proportional to 84,607.43, 116,743.44 and 48,292.29 is: 66,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,607.43 : 116,743.44 = 48,292.29 : x
  2. Step 2: Convert to fraction form
    84,607.43/116,743.44 = 48,292.29/x
  3. Step 3: Cross multiply
    84,607.43x = 116,743.44 × 48,292.29
  4. Step 4: Simplify right side
    84,607.43x = 5,637,808,241.17
  5. Step 5: Solve for x
    x = 5,637,808,241.17/84,607.43
  6. Step 6: Final answer
    x = 66,634.91

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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.