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Finding the Fourth Proportional to 16,703.78, 24,887.48 and 16,463.21

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Solution

The fourth proportional to 16,703.78, 24,887.48 and 16,463.21 is: 24,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.78 : 24,887.48 = 16,463.21 : x
  2. Step 2: Convert to fraction form
    16,703.78/24,887.48 = 16,463.21/x
  3. Step 3: Cross multiply
    16,703.78x = 24,887.48 × 16,463.21
  4. Step 4: Simplify right side
    16,703.78x = 409,727,695.46
  5. Step 5: Solve for x
    x = 409,727,695.46/16,703.78
  6. Step 6: Final answer
    x = 24,529.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.