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Finding the Fourth Proportional to 16,803.16, 25,210.44 and 7,441.92

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Solution

The fourth proportional to 16,803.16, 25,210.44 and 7,441.92 is: 11,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.16 : 25,210.44 = 7,441.92 : x
  2. Step 2: Convert to fraction form
    16,803.16/25,210.44 = 7,441.92/x
  3. Step 3: Cross multiply
    16,803.16x = 25,210.44 × 7,441.92
  4. Step 4: Simplify right side
    16,803.16x = 187,614,077.64
  5. Step 5: Solve for x
    x = 187,614,077.64/16,803.16
  6. Step 6: Final answer
    x = 11,165.40

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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.