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Finding the Fourth Proportional to 17,970.69, 24,800.31 and 10,012.92

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Solution

The fourth proportional to 17,970.69, 24,800.31 and 10,012.92 is: 13,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.69 : 24,800.31 = 10,012.92 : x
  2. Step 2: Convert to fraction form
    17,970.69/24,800.31 = 10,012.92/x
  3. Step 3: Cross multiply
    17,970.69x = 24,800.31 × 10,012.92
  4. Step 4: Simplify right side
    17,970.69x = 248,323,396.00
  5. Step 5: Solve for x
    x = 248,323,396.00/17,970.69
  6. Step 6: Final answer
    x = 13,818.25

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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.