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Finding the Fourth Proportional to 17,620.88, 24,316.00 and 10,551.20

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Solution

The fourth proportional to 17,620.88, 24,316.00 and 10,551.20 is: 14,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.88 : 24,316.00 = 10,551.20 : x
  2. Step 2: Convert to fraction form
    17,620.88/24,316.00 = 10,551.20/x
  3. Step 3: Cross multiply
    17,620.88x = 24,316.00 × 10,551.20
  4. Step 4: Simplify right side
    17,620.88x = 256,562,831.24
  5. Step 5: Solve for x
    x = 256,562,831.24/17,620.88
  6. Step 6: Final answer
    x = 14,560.16

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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.