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Finding the Fourth Proportional to 24,303.50, 36,461.73 and 11,991.50

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Solution

The fourth proportional to 24,303.50, 36,461.73 and 11,991.50 is: 17,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,303.50 : 36,461.73 = 11,991.50 : x
  2. Step 2: Convert to fraction form
    24,303.50/36,461.73 = 11,991.50/x
  3. Step 3: Cross multiply
    24,303.50x = 36,461.73 × 11,991.50
  4. Step 4: Simplify right side
    24,303.50x = 437,230,835.30
  5. Step 5: Solve for x
    x = 437,230,835.30/24,303.50
  6. Step 6: Final answer
    x = 17,990.45

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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.