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Finding the Fourth Proportional to 35,389.67, 53,084.90 and 9,093.69

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Solution

The fourth proportional to 35,389.67, 53,084.90 and 9,093.69 is: 13,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,389.67 : 53,084.90 = 9,093.69 : x
  2. Step 2: Convert to fraction form
    35,389.67/53,084.90 = 9,093.69/x
  3. Step 3: Cross multiply
    35,389.67x = 53,084.90 × 9,093.69
  4. Step 4: Simplify right side
    35,389.67x = 482,737,647.02
  5. Step 5: Solve for x
    x = 482,737,647.02/35,389.67
  6. Step 6: Final answer
    x = 13,640.64

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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.