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Finding the Fourth Proportional to 35,344.69, 53,017.03 and 10,720.69

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Solution

The fourth proportional to 35,344.69, 53,017.03 and 10,720.69 is: 16,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.69 : 53,017.03 = 10,720.69 : x
  2. Step 2: Convert to fraction form
    35,344.69/53,017.03 = 10,720.69/x
  3. Step 3: Cross multiply
    35,344.69x = 53,017.03 × 10,720.69
  4. Step 4: Simplify right side
    35,344.69x = 568,379,024.21
  5. Step 5: Solve for x
    x = 568,379,024.21/35,344.69
  6. Step 6: Final answer
    x = 16,081.03

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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.