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Finding the Fourth Proportional to 35,953.67, 53,930.61 and 10,993.61

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Solution

The fourth proportional to 35,953.67, 53,930.61 and 10,993.61 is: 16,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,953.67 : 53,930.61 = 10,993.61 : x
  2. Step 2: Convert to fraction form
    35,953.67/53,930.61 = 10,993.61/x
  3. Step 3: Cross multiply
    35,953.67x = 53,930.61 × 10,993.61
  4. Step 4: Simplify right side
    35,953.67x = 592,891,823.75
  5. Step 5: Solve for x
    x = 592,891,823.75/35,953.67
  6. Step 6: Final answer
    x = 16,490.44

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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.