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Finding the Fourth Proportional to 17,762.60, 24,512.64 and 9,804.80

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Solution

The fourth proportional to 17,762.60, 24,512.64 and 9,804.80 is: 13,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,762.60 : 24,512.64 = 9,804.80 : x
  2. Step 2: Convert to fraction form
    17,762.60/24,512.64 = 9,804.80/x
  3. Step 3: Cross multiply
    17,762.60x = 24,512.64 × 9,804.80
  4. Step 4: Simplify right side
    17,762.60x = 240,341,532.67
  5. Step 5: Solve for x
    x = 240,341,532.67/17,762.60
  6. Step 6: Final answer
    x = 13,530.76

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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.