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Finding the Fourth Proportional to 84,761.67, 116,968.80 and 46,521.18

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Solution

The fourth proportional to 84,761.67, 116,968.80 and 46,521.18 is: 64,197.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,761.67 : 116,968.80 = 46,521.18 : x
  2. Step 2: Convert to fraction form
    84,761.67/116,968.80 = 46,521.18/x
  3. Step 3: Cross multiply
    84,761.67x = 116,968.80 × 46,521.18
  4. Step 4: Simplify right side
    84,761.67x = 5,441,526,599.18
  5. Step 5: Solve for x
    x = 5,441,526,599.18/84,761.67
  6. Step 6: Final answer
    x = 64,197.96

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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.