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Finding the Fourth Proportional to 46,374.40, 69,545.08 and 16,784.56

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Solution

The fourth proportional to 46,374.40, 69,545.08 and 16,784.56 is: 25,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,374.40 : 69,545.08 = 16,784.56 : x
  2. Step 2: Convert to fraction form
    46,374.40/69,545.08 = 16,784.56/x
  3. Step 3: Cross multiply
    46,374.40x = 69,545.08 × 16,784.56
  4. Step 4: Simplify right side
    46,374.40x = 1,167,283,567.96
  5. Step 5: Solve for x
    x = 1,167,283,567.96/46,374.40
  6. Step 6: Final answer
    x = 25,170.86

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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.