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Finding the Fourth Proportional to 84,495.33, 116,609.13 and 48,687.60

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Solution

The fourth proportional to 84,495.33, 116,609.13 and 48,687.60 is: 67,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,495.33 : 116,609.13 = 48,687.60 : x
  2. Step 2: Convert to fraction form
    84,495.33/116,609.13 = 48,687.60/x
  3. Step 3: Cross multiply
    84,495.33x = 116,609.13 × 48,687.60
  4. Step 4: Simplify right side
    84,495.33x = 5,677,418,677.79
  5. Step 5: Solve for x
    x = 5,677,418,677.79/84,495.33
  6. Step 6: Final answer
    x = 67,192.10

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1.5x scale

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.