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Finding the Fourth Proportional to 61,676.84, 92,517.02 and 19,557.12

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Solution

The fourth proportional to 61,676.84, 92,517.02 and 19,557.12 is: 29,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,676.84 : 92,517.02 = 19,557.12 : x
  2. Step 2: Convert to fraction form
    61,676.84/92,517.02 = 19,557.12/x
  3. Step 3: Cross multiply
    61,676.84x = 92,517.02 × 19,557.12
  4. Step 4: Simplify right side
    61,676.84x = 1,809,366,462.18
  5. Step 5: Solve for x
    x = 1,809,366,462.18/61,676.84
  6. Step 6: Final answer
    x = 29,336.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.