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Finding the Fourth Proportional to 30,916.88, 46,325.88 and 16,104.08

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Solution

The fourth proportional to 30,916.88, 46,325.88 and 16,104.08 is: 24,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.88 : 46,325.88 = 16,104.08 : x
  2. Step 2: Convert to fraction form
    30,916.88/46,325.88 = 16,104.08/x
  3. Step 3: Cross multiply
    30,916.88x = 46,325.88 × 16,104.08
  4. Step 4: Simplify right side
    30,916.88x = 746,035,677.59
  5. Step 5: Solve for x
    x = 746,035,677.59/30,916.88
  6. Step 6: Final answer
    x = 24,130.37

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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.