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Finding the Fourth Proportional to 17,973.75, 24,802.74 and 10,015.70

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Solution

The fourth proportional to 17,973.75, 24,802.74 and 10,015.70 is: 13,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,973.75 : 24,802.74 = 10,015.70 : x
  2. Step 2: Convert to fraction form
    17,973.75/24,802.74 = 10,015.70/x
  3. Step 3: Cross multiply
    17,973.75x = 24,802.74 × 10,015.70
  4. Step 4: Simplify right side
    17,973.75x = 248,416,803.02
  5. Step 5: Solve for x
    x = 248,416,803.02/17,973.75
  6. Step 6: Final answer
    x = 13,821.09

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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.