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Finding the Fourth Proportional to 104,016.96, 143,532 and 59,304.96

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Solution

The fourth proportional to 104,016.96, 143,532 and 59,304.96 is: 81,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,016.96 : 143,532 = 59,304.96 : x
  2. Step 2: Convert to fraction form
    104,016.96/143,532 = 59,304.96/x
  3. Step 3: Cross multiply
    104,016.96x = 143,532 × 59,304.96
  4. Step 4: Simplify right side
    104,016.96x = 8,512,159,518.72
  5. Step 5: Solve for x
    x = 8,512,159,518.72/104,016.96
  6. Step 6: Final answer
    x = 81,834.34

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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.