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Finding the Fourth Proportional to 17,810.74, 24,578.93 and 10,358.74

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Solution

The fourth proportional to 17,810.74, 24,578.93 and 10,358.74 is: 14,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.74 : 24,578.93 = 10,358.74 : x
  2. Step 2: Convert to fraction form
    17,810.74/24,578.93 = 10,358.74/x
  3. Step 3: Cross multiply
    17,810.74x = 24,578.93 × 10,358.74
  4. Step 4: Simplify right side
    17,810.74x = 254,606,745.35
  5. Step 5: Solve for x
    x = 254,606,745.35/17,810.74
  6. Step 6: Final answer
    x = 14,295.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.