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Finding the Fourth Proportional to 65,295.46, 97,943.19 and 18,542.26

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Solution

The fourth proportional to 65,295.46, 97,943.19 and 18,542.26 is: 27,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,295.46 : 97,943.19 = 18,542.26 : x
  2. Step 2: Convert to fraction form
    65,295.46/97,943.19 = 18,542.26/x
  3. Step 3: Cross multiply
    65,295.46x = 97,943.19 × 18,542.26
  4. Step 4: Simplify right side
    65,295.46x = 1,816,087,779.82
  5. Step 5: Solve for x
    x = 1,816,087,779.82/65,295.46
  6. Step 6: Final answer
    x = 27,813.39

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Similar ratio
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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.